Test Description

The numbers below refer to the step numbers in the diagnostic procedures.

1. 3
   
   This step determines if the fault is present.
2. 6
   
   This step simulates a CKP sensor signal to the PCM. If the PCM receives the signal, the fuel pump will operate for about two seconds.
3. 11
   
   The CKP system variation learn procedure must be performed anytime the relationship between the CKP sensor and the CKP reluctor wheel is changed.
4. 13
   
   The CKP system variation learn procedure must be performed anytime the relationship between the CKP sensor and the CKP reluctor wheel is changed.