Avenger V6-2.7L (2008)
Oxygen Sensor: Service and Repair
Installation
2.4L
2.0, 2.4L
DOWNSTREAM OXYGEN SENSOR (1/2)
WARNING: THE EXHAUST MANIFOLD, EXHAUST PIPES AND CATALYTIC CONVERTER(S) BECOME VERY HOT DURING
ENGINE OPERATION. ALLOW ENGINE TO COOL BEFORE REMOVING OXYGEN SENSOR. FAILURE TO ALLOW ENGINE TO
COOL BEFORE REMOVAL MAY RESULT IN PERSONAL INJURY CAUSED BY BURNS.
CAUTION: When Equipped: The oxygen sensor (O2S) pigtail harness must be clipped and/or bolted back to their original positions on engine
or body to prevent mechanical damage to wiring.
NOTE: Use an O2S removal tool for this procedure.
Threads of new oxygen sensors are factory coated with anti-seize compound to aid in removal.DO NOT add any additional anti-seize compound to
threads of a new O2S.
1. Install the O2S (4) to catalytic converter (3). Tighten to 41 Nm (30 ft. lbs.).
2. Connect O2S pigtail harness to engine wiring harness (5).
3. Connect O2S wire harness mounting clips to engine or body, if equipped.
UPSTREAM OXYGEN SENSOR (1/1)
WARNING: THE EXHAUST MANIFOLD, EXHAUST PIPES AND CATALYTIC CONVERTER(S) BECOME VERY HOT DURING
ENGINE OPERATION. ALLOW ENGINE TO COOL BEFORE REMOVING OXYGEN SENSOR. FAILURE TO ALLOW ENGINE TO
COOL BEFORE REMOVAL MAY RESULT IN PERSONAL INJURY CAUSED BY BURNS.
CAUTION: When Equipped: The oxygen sensor (O2S) pigtail harness must be clipped and/or bolted back to their original positions on engine
or body to prevent mechanical damage to wiring.
NOTE: Use an O2S removal tool for this procedure.
Threads of new oxygen sensors are factory coated with anti-seize compound to aid in removal.DO NOT add any additional anti-seize compound to
threads of a new O2S.
1. Install the O2S (2) to exhaust pipe (1). Tighten to 41 Nm (30 ft. lbs.).
