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Symptom: EBL RELAY CONTROL CIRCUIT OPEN - IPM When Monitored and Set Condition: EBL RELAY CONTROL CIRCUIT OPEN - IPM When Monitored: Continuously. Set Condition: The output is off and a open condition exists. Time to mature 1 second. POSSIBLE CAUSES DTC PRESENT FUSE #5 REAR WINDOW DEFOGGER RELAY (EBL) IPM TEST ACTION APPLICABILITY 1 Turn the ignition on. t, erase DTCs. Turn the ignition off, wait 30 seconds, then turn the ignition on. t, read DTCs. Does the DRBIII t display: EBL RELAY CONTROL CIRCUIT OPEN? All Yes → Go To 2 No → The condition that caused the symptom is not currently present. Refer to any Technical Service Bulletins (TSBs) that may apply. 2 Turn the ignition off. All Yes → Replace the fuse. Check for a short to ground in the Rear Window Defogger Relay Output circuit from the IPM to the defogger grid. No → Go To 3 3 Turn the ignition off. t, erase DTCs. Turn the ignition on. t, read DTCs. Does the DRBIII t display: EBL RELAY CONTROL CIRCUIT OPEN? All Yes → Replace the IPM in accordance with the Service Information. Perform BODY VERIFICATION TEST - VER 1. No → Replace the Rear Window Defogger Relay (EBL). Perform BODY VERIFICATION TEST - VER 1. 437 ELECTRICALLY HEATED SYSTEMS |