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Symptom: P1684-BATTERY WAS DISCONNECTED When Monitored and Set Condition: P1684-BATTERY WAS DISCONNECTED When Monitored: Whenever the ignition is in the Run/Start position. Set Condition: This DTC is set whenever the Transmission Control Module (TCM) is disconnected from battery power (B+) or ground. It will also be set during the DRBIII t Quick Battery Disconnect procedure. Note: Due to the integration of the Powertrain and POSSIBLE CAUSES BATTERY WAS DISCONNECTED PCM WAS REPLACED OR DISCONNECTED QUICK LEARN WAS PERFORMED FUSED B+ CIRCUIT TO TCM OPEN GROUND CIRCUIT OPEN INTERMITTENT WIRING AND CONNECTORS TEST ACTION APPLICABILITY 1 NOTE: Low fluid level can be the cause of many transmission problems. If t, read Engine DTC’s. Check and repair all Engine DTC’s prior to performing any transmission symptom diagnostics. t, read Transmission DTC’s. Record all DTC’s and 1 Trip Failures. NOTE: Diagnose 1 Trip Failures as a fully matured DTC. All Continue 136 TRANSMISSION - NGC |