Remote Keyless Entry Problem

SYMPTOM
* REMOTE KEYLESS ENTRY PROBLEM

POSSIBLE CAUSES
- Link to body communication bus inoperative
- Transmitter defective
- Circuit between CTM & left front UNLCK RLY open
- Door unlock relay defective
- Door unlock relay internal defect
- Left front door unlock relay coil out of tolerance
- Left front door unlock relay B (+) circuit open
- Unlock relay B (+) circuit open (CAV 87)
- CTM defective-RKE function
- CTM unlock relay signal inoperative
- Left front door unlock relay circuit at CTM open