Exhaust Manifold: Service and Repair

REMOVAL AND INSTALLATION [3.8L ENGINE]

[LEFT BANK]

Pre-removal & Post-installation Operation:

Removal Steps 1-11:

Required Special Tools:
- MB991953: Oxygen Sensor Wrench
- MD998770: Oxygen Sensor Wrench

[RIGHT BANK]

Pre-removal & Post-installation Operation:

Removal Steps 1-3:

Removal Steps 4-12:

Required Special Tools:
- MB991953: Oxygen Sensor Wrench
- MD998770: Oxygen Sensor Wrench

REMOVAL SERVICE POINTS

[[A]] LEFT BANK HEATED OXYGEN SENSOR (FRONT)/RIGHT BANK HEATED OXYGEN SENSOR (FRONT) REMOVAL




Use special tool MD998770 to remove the heated oxygen sensor.

[[B]] LEFT BANK HEATED OXYGEN SENSOR (REAR)/RIGHT BANK HEATED OXYGEN SENSOR (REAR) REMOVAL




Use special tool MB991953 to remove the heated oxygen sensor.

INSTALLATION SERVICE POINTS

]]A[[ RIGHT BANK HEATED OXYGEN SENSOR (REAR)/LEFT BANK HEATED OXYGEN SENSOR (REAR) INSTALLATION




Use special tool MB991953 to install the heated oxygen sensor.

]]B[[ RIGHT BANK HEATED OXYGEN SENSOR (FRONT)/LEFT BANK HEATED OXYGEN SENSOR (FRONT) INSTALLATION




Use special tool MD998770 to install the heated oxygen sensor.