Test C: Unprogrammed PATS Key

PINPOINT TEST C: UNPROGRAMMED PATS KEY

C1-C3:

C4-C7:

Normal Operation
During each vehicle start sequence, the transceiver module reads the encoded ignition key identification code and circuit 168 (RD/BK) sends the data to the PCM.

Possible Causes
- PATS transceiver
- PCM
- electronic encoded ignition key