Disconnect, connect engine wiring harness

AR01.00-P-2410RTB

Disconnect, connect engine wiring harness

14.2.12

 

Remove/install

 Danger!

Risk of injury caused by fingers being pinched or crushed when removing, installing or aligning hoods, doors, trunk lids, tailgates or sliding roof.

Keep body parts and limbs well clear of moving parts.

AS00.00-Z-0011-01A

Danger!

Risk of death caused by vehicle slipping or toppling off the lifting platform.

Align vehicle between columns of vehicle lift and position four support plates at vehicle lift support points specified by vehicle manufacturer.

AS00.00-Z-0010-01A



Notes on self-locking nuts and bolts

All models

AH00.00-N-0001-01A

 Danger!

Risk of explosion caused by escaping oxyhydrogen gas. Risk of injury caused by caustic burns to eyes, skin and mucous membranes from battery electrolyte (contains diluted sulfuric acid) or metal spatter due to short circuit. Risk of burn injuries caused by short circuit. Risk of poisoning caused by swallowing battery electrolyte (contains diluted sulfuric acid) or absorption of lead over the skin or orifices

No fire, sparks, open flames or smoking.

Wear acid-resistant gloves and clothing and safety glasses with side guards.

Do not place any conductive objects on the battery and avoid any short circuit from battery positive to ground.

Only fill liquid battery electrolyte (diluted sulfuric acid) into suitable and appropriately marked containers.

AS54.10-Z-0001-01A

1

Disconnect battery ground line

 Insulate ground line as a protection against unintentional contact of detached ground line with ground point of battery.

AR54.10-P-0003RT



Notes on battery

All models

AH54.10-P-0001-01A

 Vehicles with Keyless-Go code 889:

Switch engine off, remove Keyless-Go cards from the vehicle and store outside of transmitter range.

2

Remove partition wall between wheelhouses

AR62.30-P-2400RT

3

Close off alternator line (3) at front prefuse (F32)



*BA54.15-P-1001-01E

4

Loosen bolts (1)

 Loosen bolts (1) until alternator line (3) can be removed.

5

Remove cable ties (4) on alternator line (3)

 Lay alternator line (3) on the engine.

 Installation: Replace cable ties (4).

6

Disconnect electrical connectors (5) at CDI control unit (N3/9)

 See Remove/install diesel fuel injection system control unit.

AR07.08-P-7008RTB

7

Remove cable tie (6) from engine wiring harness (7)

 Lay engine wiring harness (7) on engine.

 Installation: Replace cable ties (6).

8

Remove bottom section of soundproofing

AR94.30-P-5300RT

9

Remove ground (engine support) (W11/4) on engine support



*BA22.10-P-1001-02A

10

Disconnect automatic transmission/intelligent servo module connector

11

Separate electrical plug connection at refrigerant compressor

12

Unlatch connector for O2 sensor upstream of TWC (G3/2x1) from retaining clamp and disconnect

13

Disconnect connector for transmission control

See Remove/install shield at transmission

AR27.40-P-0700-01GZ



*BA27.40-P-1014-01A

14

Install in the reverse order

Number

Designation

Trans-mission 722.9

BA27.40-P-1014-01A

Bolt, heat shield to transmission housing

Nm

9

Number

Designation

Model
251

BA54.15-P-1001-01E

Nut, electrical line (positive line) to fuse and relay box

Nm

12

Number

Designation

Engine
642

BA22.10-P-1001-02A

Bolt, engine support to crankcase

Stage 1

Nm

20

Stage 2

°

90