Pass-Key(R) II Diagnostic System Check
- Observe SECURITY indicator while cranking engine. If engine does not start, go to next step. If engine starts, check if SECURITY indicator illuminates for about 5 seconds and goes out. If SECURITY indicator illuminates and goes out, system is functioning properly. If SECURITY indicator remains illuminated steady (not flashing), see ENGINE CRANKS & STARTS, SECURITY INDICATOR STAYS ON . If SECURITY indicator does not illuminate, check indicator bulb and for open in Dark Green wire between instrument cluster and PASS-Key(R) II decoder module. If bulb and Dark Green wire are okay, replace PASS-Key(R) II decoder module.
- If engine cranks but does not start, see ENGINE CRANKS BUT DOES NOT START . If engine does not crank or start, check if SECURITY indicator illuminates for about 5 seconds and goes out. If SECURITY indicator illuminates and goes out, see ENGINE DOES NOT CRANK OR START, SECURITY INDICATOR OPERATES NORMALLY under SYMPTOM TESTS (PASS-Key(R) II). If SECURITY indicator remains illuminated steady or flashes, see SECURITY INDICATOR EITHER FLASHES OR STAYS ON STEADY under SYMPTOM TESTS (PASS-KEY(R) II). If SECURITY indicator does not illuminate, check indicator bulb and for open in Dark Green wire between instrument cluster and PASS-Key(R) II decoder module. If bulb and Dark Green wire are okay, replace PASS-Key(R) II decoder module.