|
|
Symptom: HIGH BEAM INDICATOR OUTPUT OPEN When Monitored and Set Condition: HIGH BEAM INDICATOR OUTPUT OPEN When Monitored: With the CTM Awake. Set Condition: The CTM detects 0 (zero) volts on the High Beam Indicator circuit when the ignition is on and the Headlamp Switch is in the off position. (NOTE: High Beam POSSIBLE CAUSES INTERMITTENT CONDITION CENTRAL TIMER MODULE HIGH BEAM INDICATOR OUTPUT OPEN HIGH BEAM INDICATOR DRIVER CIRCUIT SHORTED TO GROUND INDICATOR BULB OPEN INSTRUMENT CLUSTER TEST ACTION APPLICABILITY 1 Turn the ignition on. t, erase CTM DTCs. Cycle the ignition to off and then back on. t, read CTM DTCs. Does the DRBIII t display High Beam Indicator Output Open? All Yes → No → The condition is not present at this time. Monitor DRBIII t parameters while wiggling the related wire harness. Refer to any 2 Turn the ignition off. All Yes → Replace and program the Central Timer Module (CTM) in accor- No → 221 INSTRUMENT CLUSTER |