Inverter High Voltage Performance
Table of contents
P1A07 MERCURY Possible Causes
- Faulty Transmission
- Transmission high voltage cables is open or shorted
- Transmission high voltage cables poor electrical connection
How do I fix code P1A07 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.
Cost of diagnosing the P1A07 MERCURY code
The cost of diagnosing the P1A07 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)
P1A07 MERCURY Description
The Transmission Control Module (TCM) continuously monitors voltage at the motor and the generator inverters. It also checks the Controlled Area Network (CAN) communication bus for a voltage message from the Traction Battery Control Module (TBCM). This code indicates the measured voltage does not match the voltage received in the CAN message or is outside calibrated limits.