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Symptom: P0888-RELAY OUTPUT ALWAYS OFF When Monitored and Set Condition: P0888-RELAY OUTPUT ALWAYS OFF When Monitored: Continuously Set Condition: This DTC is set when less than 3 volts are present at the Transmission Control Relay output circuits at the Transmission Control Module (TCM) when the TCM POSSIBLE CAUSES FUSED B+ CIRCUIT OPEN TRANSMISSION CONTROL RELAY OUTPUT CIRCUIT OPEN TRANSMISSION CONTROL RELAY CONTROL CIRCUIT OPEN TRANSMISSION CONTROL RELAY GROUND CIRCUIT OPEN TRANSMISSION CONTROL RELAY STUCK OPEN TRANSMISSION CONTROL RELAY CONTROL CIRCUIT SHORT TO GROUND TRANSMISSION CONTROL RELAY OUTPUT CIRCUIT SHORT TO GROUND POWERTRAIN CONTROL MODULE INTERMITTENT WIRING AND CONNECTORS 259 TRANSMISSION - NGC |