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| • | Perform the Diagnostic System Check - Vehicle prior to using this diagnostic procedure. |
| • | Review Strategy Based Diagnosis for an overview of the diagnostic approach. |
| • | Diagnostic Procedure Instructions provides an overview of each diagnostic category. |
The 14 V power module, also referred to as the accessory DC power control module, constantly monitors system input and output voltage. This sensor is internal to the 14 V power module and is not serviced separately from the control module.
The vehicle is ON.
DTC P0A8D, P0A8E or P0A8F: the sensor signal is out of range for greater than 5 seconds.
| • | The 14 V power module stops supplying power to the 12 V system. |
| • | DTCs P0A8D, P0A8E or P0A8F are Type C DTCs. |
DTCs P0A8D, P0A8E or P0A8F are Type C DTCs.
This DTC may set due to low 12 V system voltage.
Powertrain Diagnostic Trouble Code (DTC) Type Definitions
If the DTC is set, program the K1 14V power module. If the DTC resets, replace the K1 14 V power module.
Perform the Diagnostic Repair Verification after completing the diagnostic procedure.
Control Module References for Accessory DC Power Control Module, also called the 14 V power module, replacement, programming and set-up.
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