DTC Troubleshooting: P0335 (4-10)

DTC P0335: CKP Sensor No Signal

1. Turn the ignition switch ON (II).

1. Clear the DTC with the HDS.

1. Start the engine. If engine does not start, keep cranking for 10 seconds.

1. Check for Temporary DTCs or DTCs with the HDS.

Is DTC P0335 indicated?

YES | - | Go to Step 5 .
NO | - | Intermittent failure, system is OK at this time. Check for poor connections or loose terminals at the CKP sensor and the ECM.■

1. Turn the ignition switch OFF, and wait 30 seconds.

1. Disconnect the CKP sensor 3P connector.

1. At sensor side, measure resistance between CKP sensor 3P connector terminals No. 2 and No. 3.

Is there about 15.6 kΩ at room temperature?

YES | - | Go to Step 8 .
NO | - | Go to Step 15 .

1. Disconnect ECM connector No. 1 (96P).

1. Check for continuity between CKP sensor 3P connector terminal No. 3 and body ground.

Is there continuity?

YES | - | Repair short in the wire between the CKP sensor and ECM connector No. 1 terminal No. 92, then go to Step 17 .
NO | - | Go to Step 10 .

1. Check for continuity between CKP sensor 3P connector terminal No. 2 and body ground.

Is there continuity?

YES | - | Repair short in the wire between the CKP sensor and ECM connector No. 1 terminal No. 93, then go to Step 17 .
NO | - | Go to Step 11 .

1. Connect CKP sensor 3P connector terminal No. 3 to body ground with a jumper wire.

1. Check for continuity between ECM connector No. 1 terminal No. 92 and body ground.

Is there continuity?

YES | - | Go to Step 13 .
NO | - | Repair open in the wire between the CKP sensor and ECM connector No. 1 terminal No. 92, then go to Step 17 .

1. Connect CKP sensor 3P connector terminal No. 2 to body ground with a jumper wire.

1. Check for continuity between ECM connector No. 1 terminal No. 93 and body ground.

Is there continuity?

YES | - | Go to Step 22 .
NO | - | Repair open in the wire between the CKP sensor and ECM connector No. 1 terminal No. 93, then go to Step 17 .

1. Turn the ignition switch OFF.

1. Replace the CKP sensor.

1. Reconnect all connectors.

1. Turn the ignition switch ON (II).

1. Reset the ECM with the HDS.

1. Start the engine.

1. Check for Temporary DTCs or DTCs with the HDS.

Are any Temporary DTCs or DTCs indicated?

YES | - | If DTC P0335 is indicated, check for poor connections or loose terminals at the CKP sensor and the ECM, then go to Step 1 . If any other Temporary DTCs or DTCs are indicated, go to the indicated DTC's troubleshooting.
NO | - | Troubleshooting is complete.■

1. Update the ECM if it does not have the latest software, or substitute a known-good ECM.

1. Start the engine.

1. Check for Temporary DTCs or DTCs with the HDS.

Are any Temporary DTCs or DTCs indicated?

YES | - | If DTC P0335 is indicated, check for poor connections or loose terminals at the CKP sensor and the ECM, then go to Step 1 . If any other Temporary DTCs or DTCs are indicated, go to the indicated DTC's troubleshooting.
NO | - | If the ECM was updated, troubleshooting is complete. If the ECM was substituted, replace the original ECM. ■