Hybrid Powertrain Control Module Engine Disabled
Table of contents
P1A10 MERCURY Possible Causes
- Faulty Traction Battery Control Module (TBCM)
- Traction Battery Control Module (TBCM) harness is open or shorted
- Traction Battery Control Module (TBCM) circuit poor electrical connection
How do I fix code P1A10 MERCURY?
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’s pins.
Tech Notes
- When the P1A10 code is set alone, and no other Diagnostic Trouble Code (DTC) is present in the TBCM or the TCM, this DTC may indicate that the transmission is in NEUTRAL for an extended period of time while the vehicle is enabled and the hybrid system shut down to protect the traction battery from discharging. Advise the customer of the conditions that may cause this DTC.
Cost of diagnosing the P1A10 MERCURY code
The cost of diagnosing the P1A10 MERCURY code is 1.0 hour of labor. The auto repair labor rates vary by location, your vehicle’s make and model, and even your engine type. Most auto repairs shops charge between $75 and $150 per hour.
Possible Symptoms
- Engine Light ON (or Service Engine Soon Warning Light)
P1A10 MERCURY Description
The Powertrain Control Module (PCM) monitors the Hybrid Powertrain Control Module. The PCM sets the OBDII code when the Hybrid Powertrain Control Module is not to factory specifications. This is an informational DTC and it can be set as a result of the vehicle operating with the engine disabled, the vehicle operating in the NEUTRAL for an extended period of time, or the vehicle operating with a traction battery concern.