Sensor, Knock: Removal: 3.2L
NOTE:
The forward sensor (1) is identified by the Powertrain Control Module (PCM) as Knock Sensor 1. The rear sensor (3) is identified by the PCM as Knock Sensor 2.
- Perform the fuel pressure release procedure. Refer to FUEL SYSTEM PRESSURE RELEASE .
- Disconnect and isolate the negative battery cable. If equipped with an Intelligent Battery Sensor (IBS), disconnect the IBS connector first before disconnecting the negative battery cable.
- Drain the cooling system. Refer to DRAINING .
- Remove the air cleaner housing assembly, upper and lower intake manifolds and the oil filter housing. Refer to HOUSING, OIL FILTER, REMOVAL .
- Disconnect the wiring harness connector (4).NOTE:
There may be a foam strip on the bolt threads. This foam is used only to retain the bolts to the sensors for plant assembly. It is not used as a sealant. Do not apply any adhesive, sealant or thread locking compound to these bolts.
- Remove the mounting bolt (2) and Knock Sensor 1 (1) or Knock Sensor 2 (3).