0400 - Electrical wiring diagram: Electronic idle speed control Vehicle with automatic transmission and air condtioner as of 1985 Engines 601,602, and 603 in model 124 · ra070160104a2x · Mercedes-Benz WIS

07.1-400 Electrical wiring diagrams

The wiring diagrams up to and including 06/1991 or model year 1992 are dealt with below.

As of 07/1991 and model year 1992 are located to the relevant wiring diagram volume.

Model 124 as of 07/1991 and model year 1992 Volumes 4 and 4.1

Model 124 as of 10/1992

Volumes 1 and 2

Model 201 as of 07/1991 and model year 1992 Volumes 5 and 5.1

Model 202 as of 06/1993 and model year 1994 Volumes 1 and 2

0400 - Electrical wiring diagram: Electronic idle speed control
Vehicle with automatic transmission and air condtioner as of 1985
Engines 601,602, and 603 in model 124

Engines 601, 602 and 603 in model 124
Wiring diagram electronic idle speed control
Vehicles with automatic transmission and air conditioner as of 1985

a=X26	Connector engine, 12-pole jack 1 (terminal 15)
b=X7	Terminal block engine, terminal 30
c=S27	Microswitch, jack 3
d=K8	Double contact relay auxiliary fan preresistor, jack 4, terminal 86
e=S32	Pressure switch AC compressor
f=X26	Connector engine compartment cable harness 12-pole, jack 9

A9	AC compressor
k1	Electromagnetic coupling AC compressor
l1	Speed sensor AC compressor
ALx	Connector AC compressor
B11/1	Coolant temperature sensor idle speed control
K1	Overvoltage protection relay
L3	Speed sensor starter ring gear
L3x	Connector speed sensor starter ring gear
N6	Compressor cut-out control unit
N8	Idle speed control unit
W10	Ground, battery
X29/4	Test connection (DS) speed signal
Y22	Electromagnetic actuator injection pump

Note

Unidentified grounding points are connected to engine ground or battery ground.

0400 - Electrical wiring diagram: Electronic idle speed control Vehicle with automatic transmission and air condtioner as of 1985 Engines 601,602, and 603 in model 124

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