ar1512p2003ff

Remove/install ignition coils

Type ar · topic 15.12 · version 0103 · 2019-12-02

Applies to: Engine 134.9, 135.9 in model 454.0

Where it sits

Function group 1 Engine › 15 Electrical system - engine › 15.12 DI ignition system — Series 454 (models 0**)

EinPAS 15 Engine › 15.45 Engine management › 15.45.33 Ignition coil/distributor/ignition line/spark plug — Series 454 (models 0**)

Also applies to engines/gearboxes: 134 9**, 135 9**

AR15.12-P-2003FF

Remove/install ignition coils

15.11.2019

Engine

134.9, 135.9 in model 454.0

Remove/install ignition coils

Shown on engine 135.9

1

Bolts

2

Connector

T1/1

Cylinder 1 ignition coil

T1/2

Cylinder 2 ignition coil

T1/3

Cylinder 3 ignition coil

T1/4

Cylinder 4 ignition coil (only for engine 135.9)

P15.12-2060-06

Remove/install

Danger

Risk of death when working on component parts and systems with U >= 30 V alternating voltage (AC) or U >= 60 V direct voltage (DC)

Do not touch damaged or defective live component parts and lines or non-insulated electrical connections and lines.

AS00.00-Z-0035-01A

1

Withdraw ignition key

2

Open hood

3

Release connector (2) and disconnect

4

Remove screw/bolts (1)

Bolt, ignition coil module to cylinder head cover

*BA15.12-P-1004-01I

5

Remove ignition coils (T1/1, T1/2, T1/3, T1/4).

Cylinder 4 ignition coil (T1/4) only for engine 135.9.

6

Install in the reverse order

7

Read out fault memory

AD00.00-P-2000-04FF

Commercially available devices/tools
STAR DIAGNOSIS diagnosis system

Electronic ignition with variable characteristics

Number

Designation

Engine 134.910

Engine 134.911

BA15.12-P-1004-01I

Bolt, ignition coil module to cylinder head cover

Nm

9

9

Electronic ignition with variable characteristics

Number

Designation

Engine 135.930

Engine 135.950

BA15.12-P-1004-01I

Bolt, ignition coil module to cylinder head cover

Nm

9

9

Referenced documents