P16B7
Engine Control Module Self-Test Torque Converter Clutch Monitoring Fault
P16B7 is an OBD-II diagnostic trouble code meaning: Engine Control Module Self-Test Torque Converter Clutch Monitoring Fault. Common causes: torque converter malfunction, problems with the gt lock-out solenoid valve. Estimated repair cost: $56–278.
Symptoms
- Increased fuel consumption
- Deterioration in acceleration dynamics
- Jerking when shifting gears
- The Check Engine light comes on
- Transmission fluid overheating
Causes
- Torque converter malfunction
- Problems with the GT lock-out solenoid valve
- Open or short circuit in control circuit
- Low or contaminated transmission fluid
- ECM software error
How to Fix
- Check the level and condition of the transmission fluid
- Diagnose the operation of the GT blocking solenoid valve
- Check the integrity of the interlock control circuit
- Scan the ECM for errors
- If necessary, replace the torque converter
Related codes
FAQ
What does the P16B7 code mean?
P16B7 is an OBD-II diagnostic trouble code that indicates: Engine Control Module Self-Test Torque Converter Clutch Monitoring Fault
What causes a P16B7 error code?
The most common causes of P16B7 include: Torque converter malfunction; Problems with the GT lock-out solenoid valve; Open or short circuit in control circuit; Low or contaminated transmission fluid.
How do I fix a P16B7 diagnostic trouble code?
To fix P16B7: Check the level and condition of the transmission fluid. Diagnose the operation of the GT blocking solenoid valve. Check the integrity of the interlock control circuit. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P16B7?
Yes, but get it checked soon
How much does it cost to fix P16B7?
The estimated repair cost for P16B7 is $56–278. Actual cost depends on your vehicle, location, and labor rates.
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