P0338

P0338-CRANKSHAFT POSITION SENSOR CIRCUIT HIGH







- When Monitored:
Ignition on and the engine RPM greater than 150 rpm.

- Set Condition:
This DTC will be set when P0335 is set, to indicate the prevailing CKP sensor voltage was high. One trip fault. Three good trips to turn off the MIL.





Always perform the Pre-Diagnostic Troubleshooting procedure before proceeding. Pre-Diagnostic Troubleshooting Procedure.
ACTIVE DTC

NOTE: This DTC is reported along with P0335-CRANKSHAFT POSITION SENSOR CIRCUIT to indicate the prevailing sensor voltage is too high. If P0335 is present, properly follow the diagnostics and perform the necessary repair before continuing with this test.

1. Start the engine and allow it to reach normal operating temperature.

WARNING: When the engine is operating, do not stand in direct line with the fan. Do not put your hands near the pulleys, belts, or fan. Do not wear loose clothing. Failure to follow these instructions can result possible serious or fatal injury.

2. With the scan tool, record the related Freeze Frame Data and clear DTCs in the Powertrain Control Module (PCM).
3. Test drive the vehicle under the conditions in which the DTC is monitored, as outlined above.
4. With the scan tool, select View DTCs.

Is this DTC Active at this time with no other Crankshaft Position Sensor DTCs?

Yes

- Replace the Powertrain Control Module.

No

- Perform the CHECKING FOR AND INTERMITTENT CONDITION diagnostic procedure. Checking for an Intermittent DTC.