Check the 'Possible Causes' listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector pins.
The cost to diagnose the C2312 code is 1.0 hour of labor. The diagnosis time and labor rates at auto repair shops vary depending on the location, make and model of the vehicle, and even the engine type. Most auto repair shops charge between $75 and $150 per hour.
The Transmission Control ECU Assembly receives power switch condition signals (OFF / ACC / IG) from the Power Source Control ECU. The Transmission Control ECU Assembly outputs this Diagnostic Trouble Code (DTC) when it does not receive the signals.
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