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Transmission Code

Symptom: P0562 LOW BATTERY VOLTAGE

Test 1:




Test 2-4:




Test 5-6:




Test 7-9:





When Monitored:
With the engine running and the PCM has closed the Transmission Control Relay.

Set Condition:
If the battery voltage of the Transmission Control Relay Output Sense circuit(s) to the PCM is less than 10.0 volts for the period of 15 seconds. Note: P0562 generally indicates a gradually falling battery voltage or a resistive connection(s) to the PCM. The DTC will also set if the battery voltage sensed at the PCM is less than 6.5v for 200ms or where Transmission Control Relay Output circuits is less than 7.2v for 200ms.

POSSIBLE CAUSES
- RELATED CHARGING SYSTEM DTC'S
- GROUND CIRCUIT OPEN OR HIGH RESISTANCE
- FUSED B+ CIRCUIT TO PCM HIGH RESISTANCE
- TRANSMISSION CONTROL RELAY OUTPUT TO TCM OPEN OR HIGH RESISTANCE
- TRANSMISSION CONTROL RELAY
- POWERTRAIN CONTROL MODULE
- INTERMITTENT WIRING AND CONNECTORS