| CAUTION | If ECM replacement is instructed in following testing, always ensure ECM harness connector and ground circuit are okay. If either are suspect, repair and repeat testing to confirm ECM malfunction. |
Circuit Description
The CKP sensor (NE signal) consists of a pick-up coil and signal plate. The signal plate has 24-teeth and is built into the distributor. DTC P0335 is set if no cranking signal is received by ECM from sensor. DTC P1335 is set if no engine running signal is received by ECM from sensor. Possible causes are
- CKP sensor open or short circuit.
- CKP sensor.
- Starter.
- ECM.