ar1512p2003pr

Remove/install ignition coils

Type ar · topic 15.12 · version 0108 · 2019-12-03

Applies to: Engine 111.951 in model 203.035/235/735 Engine 111.955 in model 203.045/245/745 Engine 111.981 in model 203.747

Where it sits

Function group 1 Engine › 15 Electrical system - engine › 15.12 DI ignition system — Series 203 (models 035, 045, 235, 245, 735, 745, 747)

EinPAS 15 Engine › 15.45 Engine management › 15.45.33 Ignition coil/distributor/ignition line/spark plug — Series 203 (models 035, 045, 235, 245, 735, 745, 747)

Also applies to engines/gearboxes: 111 951, 111 955, 111 981

AR15.12-P-2003PR

Remove/install ignition coils

18.11.2019

Engine

111.951 in model 203.035/235/735

Engine

111.955 in model 203.045/245/745

Engine

111.981 in model 203.747

Remove/install ignition coils
Remove/install ignition coils

P01.20-2028-01

Shown on engine 111

1

Cover

Shown on engine 111

2

Bolts

3

Electrical

connector

T1

Ignition coils

P15.12-2021-01

Remove/install

1

Detach cover (1)

Check rubber seal of the cover (1); replace if necessary.

Bolt, trim panel to cylinder head cover

*BA01.20-P-1002-01B

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

2

Detach electrical connectors (3)

Topical note

Notes on avoiding damage to ignition system

AH15.10-P-0002-01D

3

Remove screws (2) of the ignition coils (T1)

Ignition coil to cylinder head cover

*BA15.12-P-1001-01E

4

Detach ignition coils (T1) with plug connectors upward and remove

5

Install in the reverse order

Crankcase ventilation, cylinder head cover

Number

Designation

Engine 111.951/955/981

BA01.20-P-1002-01B

Bolt, trim panel to cylinder head cover

Nm

9

Electronic ignition with variable characteristics

Number

Designation

Engine 111.951/955/981

BA15.12-P-1001-01E

Ignition coil to cylinder head cover

Nm

9

Referenced documents