RPM Too Low When Warm

Check:

1. Idle Air Control Valve (IAC) (code 14)
2. Fuel Injectors (code 16)
3. Electric Load Detector (code 20)
4. ENGINE CONTROL MODULE (ECM) (BU)

(BU) code used when the MALFUNCTION INDICATOR WARNING LAMP is on. Jump the service check connector, if no code is displayed (MALFUNCTION INDICATOR WARNING LAMP stays on steady), the back-up system is in operation.

Self-diagnosis indicator, (MALFUNCTION INDICATOR WARNING LAMP) blinks (?), will follow associated systems.