12 42 550 Removing and installing/replacing between battery positive lead between starter motor and jump start terminal (M54)

WARNING: This page is about a different variant/trim than selected.

Interrogate fault memory of DME control unit.

Switch off ignition.

Observe instructions for disconnecting and connecting battery. Refer to 12 00... INSTRUCTIONS FOR DISCONNECTING AND CONNECTING BATTERY .

Disconnect negative battery lead.

Release nut.

Fold down protective cap (1).

Release nut.

Tightening torque, (21 N.m).

Remove battery positive lead from positive support point for jump starting.

Fig 1: Folding Down Protective Cap

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Remove cover from fuel injectors.

Unclip battery positive lead (1) from holder (2).

Fig 2: Unclipping Battery Positive Lead From Holder

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Release nut (2).

Detach battery positive lead (2) from starter motor and remove.

Fig 3: Removing Battery Positive Lead From Starter Motor

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NOTE: For purposes of clarity, reinforcement plate is now shown.

Do not remove reinforcement plate.

NOTE: Interrogate fault memory of DME control unit.

Check stored fault messages.

Rectify faults.

Then clear fault memory.