ar1512s2003b

Remove/install ignition coils

Type ar · topic 15.12 · version 0105 · 2019-12-03

Applies to: Engine 104.900 in model 638.2

Where it sits

Function group 1 Engine › 15 Electrical system - engine › 15.12 DI ignition system — Series 638 (models 2**)

EinPAS 15 Engine › 15.45 Engine management › 15.45.33 Ignition coil/distributor/ignition line/spark plug — Series 638 (models 2**)

Also applies to engines/gearboxes: 104 900

AR15.12-S-2003B

Remove/install ignition coils

18.11.2019

Engine

104.900 in model 638.2

Remove/install ignition coils

1

Ignition cable plug

2

Ignition coil

3

Connector

4

Screw

S15.12-2500-06

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

Disconnect ground line from battery

AR54.10-S-0005A

2

Unplug ignition cable plug (1) from the ignition coil (2)


Installation position of the ignition cable plugs (1)
document.

3

Unplug plug (3) from the ignition coil (2)

4

Unscrew screws (4)

Bolt, ignition coil to the upper timing case cover

*BA15.10-N-1001-01C

5

Remove ignition coil (2)

6

Install in the reverse order

Check

7

Check with the HHT fault memory and clear if necessary

Ignition system

Number

Designation

Engine 104.900

BA15.10-N-1001-01C

Bolt, ignition coil to the upper timing case cover

Nm

8

Referenced documents