P1D61 JEEP - Internal Controller Power Supply Failure
- Faulty Transmission Control Module (TCM)
- Transmission Control Module (TCM) harness is open or shorted
- Transmission Control Module (TCM) circuit poor electrical connection
- Engine Light ON (or Service Engine Soon Warning Light)
P1d61 Jeep DescriptionThis diagnostic detects if the power supply to valve actuators is shorted to ground or to battery. The diagnostic also compares this power supply to the Safety Micro Processor (SMP) power supply. When the valve actuators power supply has an electric fault or its voltage deviates from the SMP power supply, the diagnostic will be considered failing.
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