Knock Sensors

Condition(s):
DTC P0327 Knock sensor 1 (bank A) circuit low input
DTC P0328 Knock sensor 1 (bank A) circuit high input
DTC P0332 Knock sensor 2 (bank B) circuit low input
DTC P0333 Knock sensor 2 (bank B) circuit high input

Possible Source(s):
- Sensor faulty
- Poor sensor contact with the cylinder block
- Harness fault
- Connector loose or corroded
- Connector pin(s) bent or tracking between connections
- ECM failure

Action(s) to take:
- Go to Pinpoint Test D. P0327