Test Description

Number(s) below refer to the step number(s) on the diagnostic procedures:

1. 2
   
   If the MIL does not remain ON when the PCM is disconnected, the MIL driver wiring is not faulty.
2. 3
   
   If the MIL driver circuit is OK, the instrument panel cluster is faulty.
3. 6
   
   This vehicle is equipped with a PCM which utilizes an Electrically Erasable Programmable Read Only Memory (EEPROM). When the PCM is replaced, the new PCM must be programmed.