0004 - Vehicle features A. Basic/national versions (CH/S) KAT, B. National versions (AUS/CH/I/J/S/USA), C. Distinguishing features KAT/without KAT, engine 102.910

Engine

102.910

102.961

102.962

102.962

102.962

Version

KAT/without KAT

 KAT

 KAT

Std.
NV (Std.)
Std. KAT

Std.
NV (Std.) without A/C compressor Std. KAT

Std.
NV (Std.) with A/C compressor Std. KAT

NV KAT (RÜF)

Model

201.018

201.024
up to 08/84

201.024
09/84-08/86 1)

201.024
09/84-08/86 1)

201.024
09/84-08/85

KE designation

KE III

KE I

KE I

KE II

KE II

Compression ratio e

9.1

9.1
(with NV: 8)

9.1
(with NV: 8)

9.1
(with NV: 8)

8

Ignition system

EZL

TSZ

TSZ

TSZ

TSZ

EZL ignition system resistance trimming plug

2)

-

-

-

-

KE injection system resistance trimming plug

2)

-

-

-

-

Coolant temperature sensor

four one-pin

connections, 2

for KE control

unit, 2 for EZL

ignition system

one-pin

connection for

KE control unit

two one-pin

connections for

KE control unit/

fuel pump relay

(4-pin as of

approx. 03/90)

one-pin

connection for

KE control unit

two one-pin

connections for

KE control unit/

fuel pump relay

Engine

102.910

102.961

102.962

102.962

102.962

Version

KAT/without KAT

 KAT

 KAT

Std.
NV (Std.)
Std. KAT

Std.
NV (Std.)
without A/C compressor Std. KAT

Std.
NV (Std.) with A/C compressor Std. KAT

NV KAT (RÜF)

Model

201.018

201.024
up to 08/84

201.024
09/84-08/86 1)

201.024
09/84-08/86 1)

201.024
09/84-08/85

KE designation

KE III

KE I

KE I

KE II

KE II

Starting
valve
control

via fuel pump

relay up to

+60 °C

via thermo-time

switch up to

+5 °C

via fuel pump

relay up to +60 °C

via fuel pump

relay up to

+60 °C

via fuel pump

relay up to
+60 °C

Idle speed device

Electronic idle speed control with road speed signal

Auxiliary air valve, idle speed adjusting screw, idle speed stabilizing with A/C compressor or/and automatic transmission

Auxiliary air valve, idle speed adjusting screw, idle speed stabilizing with A/C compressor or/and automatic transmission

Electronic idle speed control

Electronic idle speed control

Idle speed
air valve

2-pin connection

-

-

3-pin connection

3-pin connection

Fault
detection

Fault diagnosis via on/off ratio. Fault storage

-

-

-

-

Further features

see table "Distinguishing Features Engine 102.910"

Fuel pump relay in front of electrical centre. Multi-belt drive

-

-

Lambda
control

Test program

07.3-121 (see micro-film IIIb)

Section E

(KAT) or D
(without KAT)

Section A

Section A

Section B

Section B

Engine

102.962

102.962

102.962

102.963

102.963

Version

KAT

RÜF

KAT/without KAT

Std.
Std. KAT

RÜF

Model

201.024

09/86-08/89

 KAT
1986-1989
 KAT
1988-1989

201.024
09/86-08/89

201.024 1)
as of 09/89

 KAT as of 1990
 KAT as of 1990

124.021

124.021/081
09/88-08/89

KE designation

KE III

KE III

KE III

KE II

KE III

Compression ratio e

9.1

9.1

9.1

9.0

9.1

Ignition system

EZL

EZL

EZL

TSZ

EZL

EZL ignition system resistance trimming plug

green inscription
"EZL-KAT"

white inscription
"EZL-ECE"

green inscription
"EZL-KAT"
"automatic" or
"manual"

-

white inscription "EZL-ECE"

KE injection system resistance trimming plug

green inscription
"KAT"

white inscription
"ECE"

green inscription "KAT"

-

white inscription "ECE"

Coolant temperature sensor

two one-pin connections, KE control unit/EZL ignition system

two one-pin connections, KE control unit/EZL ignition system

four one-pin connections, 2 for KE control unit, 2 for EZL ignition system

one-pin connection for KE control unit

two one-pin connections, KE control unit/EZL ignition system

Starting
valve
control

via fuel pump

relay up to

+60 °C

via fuel pump

relay up to
+60 °C

via fuel pump

relay up to
+60 °C

via fuel pump

relay up to
+60 °C

via fuel pump

relay up to

+60 °C

Engine

102.962

102.962

102.962

102.963

102.963

Version

KAT

RÜF

KAT/without KAT

Std.
Std. KAT

RÜF

Model

201.024

09/86-08/89

 KAT
1986-1989
 KAT
1988-1989

201.024
09/86-08/89

201.024
as of 09/89

 KAT as of 1990
 KAT as of 1990

124.021

124.021/081
09/88-08/89

KE designation

KE III

KE III

KE III

KE II

KE III

Idle speed device

Electronic idle speed control as of 09/88 with road speed signal

Electronic idle speed control as of 09/88 with road speed signal

Electronic idle speed control with road speed signal, heating speed

Electronic idle speed control

Electronic idle speed control with road speed signal

Idle speed
air valve

2-pin connection

2-pin connection

2-pin connection

3-pin connection

2-pin connection

Fault
detection

as of 07/86 fault diagnosis
via on/off ratio

as of 07/86 fault diagnosis
via on/off ratio

Fault diagnosis via on/off ratio. Fault storage

-

Fault diagnosis via on/off ratio

Further features

as of 09/88 cruise control signal eliminated

as of 09/88 cruise control signal eliminated

2)

-

-

Test program

07.3-121 (see micro-film IIIb)

Section D

Section D

Section E

Section B

Section D

Engine

102.963

102.963

102.982

Version

KAT

KAT/without KAT

Std.
NV (Std.)
Std. KAT

Model

124.021/081
09/88-08/89

 KAT 1989
 KAT 1989

124.021/081
as of 09/89

 KAT as of 1990
 KAT as of 1990

124.023
12/84-08/86 1)

KE designation

KE III

KE III

KE II

Compression ratio e

9.1

9.1

9.0
with NV: 8.0

Ignition system

EZL

EZL

TSZ

EZL ignition system resistance trimming plug

green inscription
"EZL-KAT"

green inscription
"EZL-KAT"
"automatic" or
"manual"

-

KE injection system resistance trimming plug

green inscription
"KAT"

green inscription
"KAT"

-

Coolant temperature sensor

two one-pin connections, KE control unit/EZL ignition system

four one-pin connections, 2 for KE control unit, 2 for EZL ignition system

one-pin connection for KE control unit

Starting valve control

via fuel pump relay up to

+60 °C

via fuel pump relay up to

+60 °C

via fuel pump relay up to

+60 °C

Idle speed
device

Electronic idle speed control with road speed signal

Electronic idle speed control with road speed signal. Heating speed

Electronic idle speed control

Idle speed air valve

2-pin connection

2-pin connection

3-pin connection

Fault detection

Fault diagnosis via on/off ratio

Fault diagnosis via on/off ratio. Fault storage

-

Engine

102.963

102.963

102.982

Version

KAT

KAT/without KAT

Std.
NV (Std.)
Std. KAT

Model

124.021/081
09/88-08/89

 KAT 1989
 KAT 1989

124.021/081
as of 09/89

 KAT as of 1990
 KAT as of 1990

124.023
12/84-08/86 1)

KE designation

KE III

KE III

KE II

Further features

-

Oxygen sensor at exhaust manifold.
Oxygen sensor heated
as of +20 °C.
Transmission shift point retard (automatic transmission).
Intake air temperature sensor for KE eliminated (now EZL).
Decel fuel shutoff as of +40 °C
Intake air preheating. Without pre-catalytic converters.

-

Test program

07.3-121 (see microfilm IIIb)

Section D

Section E

Section B

Engine

102.982

102.982

102.982

102.983

Version

RÜF

KAT

KAT/without KAT

Std.

Model

124.023/
043/083

09/85-08/89

124.023/
043/083

09/85-08/89

124.023/043/083


as of 09/89

201.034


09/83-08/851)

 KAT
1986-1989
 KAT
1988-1989

 KAT as of 1990

 KAT as of 1990

KE designation

KE III

KE III

KE III

KE II

Compression
ratio e

9
(with NV: 8.0)

9
(with NV: 8.0)

9
(with NV: 8.0)

10.5

Ignition system

EZL

EZL

EZL

EZL

EZL ignition system resistance trimming plug

white inscription
"EZL-ECE"

green inscription
"EZL-KAT"

green inscription
"EZL-KAT"
"automatic" or "manual"

white inscription
"EZL"

KE injection system resistance trimming plug

white inscription
"ECE"

green inscription "KAT"

green inscription "KAT"

-

Coolant temperature sensor

two one-pin connections for KE control unit/EZL ignition system

two one-pin connections for KE control unit/EZL ignition system

four one-pin connections, 2 for KE control unit, 2 for EZL ignition system

two one-pin connections for KE control unit/EZL ignition system

Starting valve control

via fuel pump relay up to +60 °C

via fuel pump relay up to +60 °C

via fuel pump relay up to +60 °C

via fuel pump relay up to +60 °C

Engine

102.982

102.982

102.982

102.983

Version

RÜF

KAT

KAT/without KAT

Std.

Model

124.023/
043/083

09/85-08/89

124.023/
043/083

09/85-08/89

124.023/043/083


as of 09/89

201.034


09/83-08/85 1)

 KAT
1986-1989
 KAT
1988-1989

 KAT as of 1990

 KAT as of 1990

KE designation

KE III

KE III

KE III

KE II

Idle speed
device

Electronic idle speed control as of 09/88 with road speed signal

Electronic idle speed control as of 09/88 with road speed signal

Electronic idle speed control with road speed signal. Heating speed

Electronic idle speed control

Idle speed air valve

2-pin connection

2-pin connection

2-pin connection

3-pin connection

Fault
detection

as of 04/1986
fault diagnosis via on/off ratio

as of 04/1986
fault diagnosis via on/off ratio

Fault diagnosis via on/off ratio.
Fault storage

-

Further
features

as of 09/88
cruise control signal eliminated

as of 09/88
cruise control signal eliminated

Oxygen sensor at

exhaust manifold.
Oxygen sensor

heated as of
+20 °C.
Transmission shift point retard (automatic transmission).
Intake air temperature sensor for KE eliminated (now EZL).
Decel fuel shutoff as of +40 °C.
Intake air preheating.
Without pre-catalytic converters.

-

Test program

07.3-121 (see microfilm IIIb)

Section D

Section D

Section E

Section B

Engine

102.983

102.983

102.985

102.985

102.985

Version

RÜF

KAT

Std.
NV (Std.)

RÜF

KAT

Model

201.034

09/85-08/88

201.034

09/85-08/88

201.028

09/85-08/86 1)

201.028

09/85-08/89

201.028

09/85-08/89

 KAT
1986-1988
 KAT
1987/1988

 KAT
1988/1989
 KAT
1987-1989

KE designation

KE III

KE III

KE II

KE III

KE III

Compression ratio e

9.7

9.7

9
with NV: 8.0

9
with NV: 8.0

9
with NV: 8.0

Ignition system

EZL

EZL

TSZ

EZL

EZL

EZL ignition system resistance trimming plug

white inscription
"EZ-ECE-S"

green inscription
"EZL-KAT"

-

white inscription
"EZL-ECE"

green inscription
"EZL-KAT"

KE injection system resistance trimming plug

white inscription
"ECE"

green inscription
"KAT"

-

white inscription
"ECE"

green inscription
"KAT"

Coolant temperature sensor

two one-pin connections for KE control unit/EZL ignition system

two one-pin connections for KE control unit/EZL ignition system

one-pin connection for KE control unit

two one-pin connections for KE control unit/EZL ignition system

two one-pin connections for KE control unit/EZL ignition system

Starting
valve
control

via fuel pump

relay up to
+15 °C

via fuel pump

relay up to
+15 °C

via fuel pump

relay up to
+60 °C

via fuel pump

relay up to
+60 °C

via fuel pump

relay up to
+60 °C

Idle speed device

Electronic idle speed control

Electronic idle speed control

Electronic idle speed control

Electronic idle speed control as of 09/88 with road speed signal

Electronic idle speed control as of 09/88 with road speed signal

Engine

102.983

102.983

102.985

102.985

102.985

Version

RÜF

KAT

Std.
NV (Std.)

RÜF

KAT

Model

201.034

09/85-08/88

201.034

09/85-08/88

201.028

09/85-08/86 1)

201.028

09/85-08/89

201.028

09/85-08/89

 KAT
1986-1988
 KAT
1987/1988

 KAT
1988/1989
 KAT
1987-1989

KE designation

KE III

KE III

KE II

KE III

KE III

Idle speed
air valve

2-pin connection

2-pin connection

3-pin connection

2-pin connection

2-pin connection

Fault
detection

as of 02/1987 fault diagnosis via on/off ratio (see 07.3-250)

as of 02/1987 fault diagnosis via on/off ratio (see 07.3-250)

-

as of 04/1986 fault diagnosis via on/off ratio (see 07.3-250)

as of 04/1986 fault diagnosis via on/off ratio (see 07.3-250)

Further features

-

-

-

-

-

Test program 07.3-121 (see micro-film IIIb)

Section D

Section D

Section B

Section D

Section D

Engine

102.985

102.990

102.990

102.991

102.991

102.992

Version

KAT/without KAT

RÜF

KAT

RÜF

KAT

KAT

Model

201.0281)
as of 09/89

201.035
as of 09/88

201.035
as of 09/88

201.036

201.036

201.036

 KAT as of 1990
 KAT as of 1990

 KAT
as of 1989
 KAT
as of 1989

KE designation

KE III

KE III

KE III

KE III

KE III

KE III

Compression ratio e

9

9.7

9.7

9.7

9.7

10.5

Ignition system

EZL

EZL

EZL

EZL

EZL

EZL

EZL ignition system resistance trimming plug

green

inscription
"EZL-KAT"
"automatic" or "manual"

white

inscription
"EZL-ECE"

green

inscription
"EZL-KAT"

white

inscription
"EZL-ECE"

green

inscription
"EZL-KAT"

green

inscription
"EZL-KAT"

KE injection system resistance trimming plug

green

inscription
"KAT"

white

inscription
"ECE"

green

inscription
"KAT"

white

inscription
"ECE"

green

inscription
"KAT"

green

inscription
"KAT"

Coolant temperature sensor

four one-pin connections, 2 for KE control unit, 2 for EZL ignition system

four one-pin connections, 2 for KE control unit, 2 for EZL ignition system

four one-pin connections, 2 for KE control unit, 2 for EZL ignition system

four one-pin connections, 2 for KE control unit, 2 for EZL ignition system

four one-pin connections, 2 for KE control unit, 2 for EZL ignition system

four one-pin connections, 2 for KE control unit, 2 for EZL ignition system

Starting valve control

via fuel pump relay up to
+60 °C

via fuel pump relay up to
+15 °C

via fuel pump relay up to
+15 °C

via fuel pump relay up to
+15 °C

via fuel pump relay up to
+15 °C

via fuel pump relay up to
+15 °C

Engine

102.985

102.990

102.990

102.991

102.991

102.992

Version

KAT/without KAT

RÜF

KAT

RÜF

KAT

KAT

Model

201.028
as of 09/89

201.035
as of 09/88

201.035
as of 09/88

201.036

201.036

201.036

 KAT
as of 1990
 KAT
as of 1990

 KAT
as of 1989
 KAT
as of 1989

KE designation

KE III

KE III

KE III

KE III

KE III

KE III

Idle speed device

Electronic idle speed control with road speed signal. Heating speed

Electronic idle speed control with road speed signal

Electronic idle speed control with road speed signal

Electronic idle speed control with road speed signal

Electronic idle speed control with road speed signal

Electronic idle speed control with road speed signal

Idle speed air valve

2-pin connection

2-pin connection

2-pin connection

2-pin connection

2-pin connection

2-pin connection

Fault detection

Fault diagnosis via on/off ratio. Fault storage

Fault diagnosis via on/off ratio

Fault diagnosis via on/off ratio

Fault diagnosis via on/off ratio

Fault diagnosis via on/off ratio

Fault diagnosis via on/off ratio

Engine

102.985

102.990

102.990

102.991

102.991

102.992

Version

KAT

RÜF

KAT

RÜF

KAT

KAT

Model

201.028
as of 09/89

201.035
as of 09/88

201.035
as of 09/88

201.036

201.036

201.036

 KAT as of 1990
 KAT as of 1990

 KAT
as of 1989
 KAT
as of 1989

KE designation

KE III

KE III

KE III

KE III

KE III

KE III

Further features

Oxygen sensor at exhaust manifold.
Oxygen

sensor

heated as of

+20 °C.
Transmission shift point retard (automatic transmission).
Intake air temperature sensor for KE eliminated (now EZL).
Decel fuel

shutoff as of

+40 °C.

Intake air preheating.
Without pre-catalytic converters.

as of 09/89 fuel pump relay modified
(oxygen sensor heated
as of 20 °C).
KE intake air temperature sensor.
Air flow sensor plate plug connection/ extension
Idle speed air valve plug connection/ extension

as of 09/89 fuel pump relay modified
(oxygen sensor heated
as of 20 °C).
KE intake air temperature sensor.
Air flow sensor plate plug connection/ extension
Idle speed air valve plug connection/ extension

as of 09/89 fuel pump relay modified
(oxygen sensor heated
as of 20 °C).
KE intake air temperature sensor.
Air flow sensor plate plug connection/ extension
Idle speed air valve plug connection/ extension
Governed speed 7250/min.

as of 09/89 fuel pump relay modified
(oxygen sensor heated
as of 20 °C).
KE intake air temperature sensor.
Air flow sensor plate plug connection/ extension
Idle speed air valve plug connection/ extension
Governed speed 7250/min.

as of 09/89 fuel pump relay modified
(oxygen sensor heated
as of 20 °C).
KE intake air temperature sensor.
Air flow sensor plate plug connection/ extension
Idle speed air valve plug connection/ extension
Governed speed 7700/min.
Without pre-catalytic converters Underfloor catalytic converter two-channel steel monolith

Test program 07.3-121 (see micro-

film IIIb)

Section E

Section D

Section D

Section D

Section D

Section D

Engine

102.910 2)

102.961

102.961
(2.3)

102.962

Version

 1991

 1991

 up to 1985
 up to 1985
 up to 1985

 1983, 1984

 1986-1989

Model

201.018

201.024

201.024

201.024

KE designation

KE III

KE I

KE II

KE III

Compression
ratio e

9.1

9.1

8

9.1

Ignition system

EZL

TSZ

TSZ

EZL

EZL ignition system resistance trimming plug

1)

-

-

Reference
resistor 220 W

KE injection system resistance trimming plug

1)

-

-

Reference
resistor incorporated in cable set

Coolant temperature sensor

four one-pin connections, 2 for KE control unit, 2 for EZL ignition system

two one-pin connections for KE control unit/fuel pump relay

one-pin connection for KE control unit

two one-pin connections for KE control unit/EZL ignition system

Starting valve control

via fuel pump relay

up to +60 °C

via fuel pump relay

up to +60 °C

via thermo-time

switch up to
+5 °C

via fuel pump relay

up to +60 °C

Idle speed
device

Electronic idle speed control with road speed signal. Heating speed.

Auxiliary air valve, idle speed adjusting screw. Idle speed stabilizing with A/C compressor or/and automatic transmission.

Electronic idle speed control

Electronic idle speed control as of 1989 with road speed signal

Engine

102.910

102.961

102.961
(2.3)

102.962

Version

1991
1991

 up to 1985
 up to 1985
 up to 1985

 1983, 1984

 1986-1989

Model

201.018

201.024

201.024

201.024

KE designation

KE III

KE I

KE II

KE III

Idle speed air valve

2-pin connection

-

3-pin connection

2-pin connection

Fault
detection

Fault diagnosis via on/off ratio

-

-

as of 09/1989 fault diagnosis via on/off ratio (see 07.3-250).

Further
features

see table

"Distinguishing

Features Engine

102.910"

Fuel pump relay in front of electrical centre.
Multi-belt drive.
Exhaust gas recirculation
 air injection.
  self aspiration system.
Without catalytic converter.

Fuel pump relay in front of electrical centre.
Multi-belt drive.
A/C compressor cut-in signal from pressure switch. Altitude correction sensor

as of 1989: cruise control signal eliminated

Test program

07.3-121 (see

microfilm IIIb)

Section D

Section A

Section C

Section F

Engine

102.962

102.962

102.962

Version

 1990
 as of 1990

 1986
 1986, 1987
without A/C compressor

 1986
 1986, 1987
with A/C compressor

Model

201.024

201.024

201.024

KE designation

KE III

KE I

KE II

Compression ratio e

9.1

9.1

9.1

Ignition system

EZL

TSZ

TSZ

EZL ignition system resistance trimming plug

Reference resistor
 470 W
 1300 W
incorporated in cable set

-

-

KE injection system resistance trimming plug

Reference resistor

incorporated in cable set
(0 W)

-

-

Coolant temperature sensor

four one-pin connections, 2 for KE control unit, 2 for EZL ignition system

two one-pin connections for KE control unit/fuel pump relay

one-pin connection for KE control unit

Starting valve control

via fuel pump relay up to +60 °C

via fuel pump relay up to +60 °C

via fuel pump relay up

to +60 °C

Idle speed
device

Electronic idle speed control with road speed signal. Heating speed

Auxiliary air valve. Idle speed adjusting screw. Idle speed stabilizing.

Electronic idle speed control

Engine

102.962

102.962

102.962

Version

 1990
 as of 1990

 1986
 1986, 1987
without A/C compressor

 1986
 1986, 1987
with A/C compressor

Model

201.024

201.024

201.024

KE designation

KE III

KE I

KE II

Idle speed air valve

2-pin connection

-

3-pin connection

Fault
detection

Fault diagnosis via
on/off ratio

-

-

Further
features

Oxygen sensor at exhaust manifold.
Oxygen sensor heated
as of +20 °C.
Decel fuel shutoff
as of +40 °C.
Intake air preheating.
Without pre-catalytic converters.
 catalytic converter overheating warning lamp.
KE temperature fixed resistor (R17/5).

Exhaust gas recirculation.
Self aspiration system.
Without catalytic converter.

Exhaust gas recirculation.

Self aspiration system.

Without catalytic converter.

Test program

07.3-121 (see

microfilm IIIb)

Section F

Section A

Section B

Engine

102.962

102.962

102.963

Version

 up to 1986

 1987, 1988, 1989

 up to 09/88

Model

201.024

201.024

124.021

KE designation

KE II

KE III

KE II

Compression ratio e

9.1

9.1

9.0

Ignition system

EZL

EZL

TSZ

EZL ignition system resistance trimming plug

750 W reference resistor incorporated in cable set

750 W reference resistor incorporated in cable set

-

KE injection system resistance trimming plug

-

Reference resistor

incorporated in cable set
(0 W)

-

Coolant temperature sensor

two one-pin connections for KE control unit/fuel pump relay

two one-pin connections for KE control unit/EZL ignition system

one-pin connection for KE control unit

Starting valve control

via fuel pump relay up to +60 °C

via fuel pump relay up to +60 °C

via fuel pump relay up

to +60 °C

Idle speed
device

Electronic idle speed control

Electronic idle speed control
as of 1989
with road speed signal

Electronic idle speed control

Idle speed
air valve

3-pin connection

2-pin connection

3-pin connection

Fault
detection

-

as of 06/86 fault diagnosis via on/off ratio (see 07.3-250)

-

Further
features

Lambda control.
Catalytic converter overheating warning
lamp.

Catalytic converter overheating warning lamp.
As of 1989 cruise control signal eliminated.

-

Test program

07.3-121 (see

microfilm IIIb)

Section C

Section F

Section B

Engine

102.982

102.982

102.982

Version

 up to 1989
 up to 1989

 as of 1990
 as of 1990

 1985, 1986
 1985, 1986, 1987

Model

124.023/083

124.023

124.023

KE designation

KE III

KE III

KE II

Compression ratio e

9

9

9

Ignition system

EZL

EZL

EZL

EZL ignition system resistance trimming plug

Reference resistor
 220 W
 750 W
incorporated in cable set

Reference resistor
 470 W
 1300 W
incorporated in cable set

white inscription
"EZL"

KE injection system resistance trimming plug

Reference resistor incorporated in cable set (0 W)

Reference resistor

incorporated in cable set
(0 W)

-

Coolant temperature sensor

two one-pin connections for KE control unit/EZL ignition system

four one-pin connections, 2 for KE control unit, 2 for EZL ignition system

two one-pin connections for KE control unit/EZL ignition system

Starting valve control

via fuel pump relay up to +60 °C

via fuel pump relay up to +60 °C

via fuel pump relay
up to +60 °C

Idle speed
device

Electronic idle speed control as of 1989 with road speed signal

Electronic idle speed control with road speed signal. Heating speed

Electronic idle speed control

Idle speed
air valve

2-pin connection

2-pin connection

3-pin connection

Engine

102.982

102.982

102.982

Version

 up to 1989
 up to 1989

 as of 1990
 as of 1990

 1985, 1986
 1985, 1986, 1987

Model

124.023/083

124.023

124.023

KE designation

KE III

KE III

KE II

Fault
detection

as of 06/86 fault diagnosis via on/off ratio

Fault diagnosis via on/off ratio

-

Further
features

as of 1989 cruise control signal eliminated.
 catalytic converter overheating warning lamp. Altitude correction sensor.

Oxygen sensor at exhaust manifold.
Oxygen sensor heated
as of +20 °C.
Decel fuel shutoff
as of +40 °C.
Intake air preheating.
Without pre-catalytic converters.
 catalytic converter overheating warning lamp.

Exhaust gas recirculation.
Self aspiration system.
Without catalytic converter.

Test program

07.3-121 (see

microfilm IIIb)

Section F

Section F

Section B

Engine

102.983

102.985

102.985

102.985

Version

 1986, 1987, 1988
 1986, 1987

 1991

 up to 1986

 1987

Model

201.034

201.028

201.024

201.028

KE designation

KE III

KE III

KE II

KE III

Compression
ratio e

9.7

9

8

9

Ignition system

EZL

EZL

TSZ

EZL

EZL ignition system resistance trimming plug

750 W reference resistor incorporated in cable set

1.3 kW (reference resistor (manual transmission),
2.4 kW reference resistor (automatic transmission) incorporated in cable set

-

750 W reference resistor incorporated in cable set

KE injection system resistance trimming plug

0 W reference resistor incorporated in cable set

0 W reference resistor incorporated in cable set

-

0 W reference resistor incorporated in cable set

Coolant temperature sensor

two one-pin connections for KE control unit/EZL ignition system

four one-pin connections, 2 for KE control unit, 2 for EZL ignition system

two one-pin connections for KE control unit/fuel pump relay

two one-pin connections for KE control unit/EZL ignition system

Starting valve control

via fuel pump relay

up to +15 °C

via fuel pump relay

up to +60 °C

via fuel pump relay

up to +60 °C

via fuel pump relay

up to +60 °C

Idle speed
device

Electronic idle speed control

Electronic idle speed control with road speed signal. Heating speed

Electronic idle speed control

Electronic idle speed control

Idle speed
air valve

2-pin connection

2-pin connection

3-pin connection

2-pin connection

Fault
detection

 as of 06/86
 as of 08/86
Fault diagnosis via on/off ratio

Fault diagnosis via on/off ratio

-

as of 08/86 fault diagnosis via on/off ratio

Engine

102.983

102.985

102.985

102.985

Version

 1986, 1987, 1988
 1986, 1987

 1991

 up to 1986

 1987

Model

201.034

201.028

201.024

201.028

KE designation

KE III

KE III

KE II

KE III

Further
features

Altitude correction sensor.
Intake air temperature sensor.
 catalytic converter overheating warning lamp.
 oxygen sensor warning lamp

Oxygen sensor at exhaust manifold.

Oxygen sensor

heated as of
+20 °C

Decel fuel shutoff

as of +20 °C

Intake manifold preheating.

Without pre-catalytic converters.

Altitude correction sensor.
Oxygen sensor warning lamp.

Altitude correction sensor.
Oxygen sensor warning lamp.

Test program

07.3-121 (see

microfilm IIIb)

Section F

Section F

Section C

Section F

Engine

102.985

102.985

102.985

102.990

Version

 1988 Federal

 1988 California

 as of 1991

 as of 1989

Model

201.028

201.028

201.028

201.035

KE designation

KE III

KE III

KE III

KE III

Compression
ratio e

9

9

9

9.7

Ignition system

EZL

EZL

EZL

EZL

EZL ignition system resistance trimming plug

750 W reference resistor

750 W reference resistor

1.3 kW reference resistor (manual transmission),
2.4 kW reference resistor (automatic transmission) incorporated in cable set

750 W reference resistor

KE injection system resistance trimming plug

Fixed resistor integrated in KE control unit

Fixed resistor integrated in KE control unit

Fixed resistor integrated in KE control unit

green inscription
"KAT"

Coolant temperature sensor

two one-pin connections for KE control unit/EZL ignition system

four one-pin connections, 2 for KE control unit, 2 for EZL ignition system

four one-pin connections, 2 for KE control unit, 2 for EZL ignition system

four one-pin connections, 2 for KE control unit, 2 for EZL ignition system

Starting valve control

via fuel pump relay up to +60 °C

via fuel pump relay up to +60 °C

via fuel pump relay up to +60 °C

via fuel pump relay up to +15 °C

Idle speed
device

Electronic idle speed control with road speed signal

Electronic idle speed control with road speed signal

Electronic idle speed control with road speed signal

Electronic idle speed control with road speed signal

Idle speed
air valve

2-pin connection

2-pin connection

2-pin connection

2-pin connection

Engine

102.985

102.985

102.985

102.990

Version

 1988 Federal

 1988 California

 as of 1991

 as of 1989

Model

201.028

201.028

201.028

201.035

KE designation

KE III

KE III

KE III

KE III

Fault
detection

Fault diagnosis via on/off ratio

Fault diagnosis via on/off ratio.
"On Board Diagnosis" fault storage.

Fault diagnosis via on/off ratio.

Fault storage.

Fault diagnosis via on/off ratio.

Further
features

Altitude correction sensor.
CHECK ENGINE warning lamp.

Altitude correction sensor.
CHECK ENGINE warning lamp.
Non-locking switch with LED at test coupling.

Altitude correction sensor.
CHECK ENGINE warning lamp.
Oxygen sensor at exhaust manifold.
Oxygen sensor

heated as of
+20 °C.
Transmission shift point retard (automatic transmission).
Intake air temperature sensor for KE eliminated (now EZL).
Decel fuel shutoff

as of +40 °C.
Intake air preheating.
Without pre-catalytic converters.
Exhaust gas recirculation.
California: exhaust gas recirculation temperature sensor (B21).
California: Non-locking switch with LED at test coupling ("On Board Diagnosis").
California as of
MY 92: oxygen sensor change indicator.

as of 1990 fuel

pump relay

modified (oxygen

sensor heated as

of +20 °C).
KE intake air temperature sensor.
Air flow sensor plate plug connection/ extension.
Idle speed air valve plug connection/ extension.

Test program 07.3-121 (see microfilm IIIb)

Section F

Section F

Section F

Section F

Designation

with KAT

without KAT

LHD 1)

RHD 2)

LHD 4)

RHD

Gulf
states

Gasoline injection system and ignition control unit with resistance trimming plug3)

X

X

(only )

X

X

X

Gasoline injection system and ignition control unit with fixed resistor

-

X

(only )

-

-

-

Fault storage for KE injection system and test coupling (X11/4)

X

-

-

-

-

4-pin coolant temperature sensor (B11/2)

X

X

X

X

X

Intake air temperature sensor
(B17/1) for EZL

X

X

X

X

X

Partial intake manifold preheating (R8/2)

X

-

-

-

-

Intake manifold preheating relay (K3/1)

X

-

-

-

-

Transmission shift point retard

X

-

-

-

-

Transmission shift point retard relay (K29)

X

-

-

-

-

Two-channel exhaust manifold with oxygen sensor

X

-

-

-

-

Exhaust pipe with oxygen sensor

-

X

-

-

-

Two-channel KAT system with pre-catalytic converter and underfloor catalytic converter

-

X
(only )

-

-

-

Two-channel KAT system with resonators and underfloor catalytic converter

-

X

(only )

-

-

-

Two-channel KAT system only with 9" underfloor catalytic converter

X

-

-

-

-

Exhaust system with front, centre and main silencer

-

-

X

X

X

Two-channel exhaust system without KAT

-

-

X

-

X

Single-channel exhaust system without KAT

-

-

-

X

-