Hydraulic Pressure Unit
Table of contents
P0942 MERCURY Possible Causes
- Fault detected in Hydraulic Valve Body
- Low transmission fluid level
- Plugged Transmission filter
- Faulty Transmission Oil Pump
How do I fix code P0942 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 P0942 MERCURY code
The cost of diagnosing the P0942 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)
- Delay of shifting
- Harsh Shift
P0942 MERCURY Description
The Transmission Control Module (TCM) is integrated into the mechatronic assembly. If installing a new transaxle or mechatronic assembly, the TCM will need to be checked and recalibrated (reflashed) to the latest level calibration. Install a new mechatronic unit. If transmission fluid is contaminated, install a new transaxle.