P0979
Shift Solenoid C Control Circuit Low
P0979 is an OBD-II diagnostic trouble code meaning: Shift Solenoid C Control Circuit Low. Common causes: open or short circuit in solenoid control circuit, shift solenoid c malfunction. Estimated repair cost: $17–89.
Symptoms
- Incorrect gear shifting
- Gear shift delay
- Switching to emergency mode of the gearbox
- Check engine light comes on
- Jerking when shifting gears
Causes
- Open or short circuit in solenoid control circuit
- Shift Solenoid C Malfunction
- Transmission control module (TCM) problems
- Damaged or corroded connectors or wiring harness
- Poor ground connection
How to Fix
- Check the integrity of the solenoid control circuit
- Measure the resistance of the solenoid and compare with the norm
- Check the condition of the connectors and wiring harness
- Replace shift solenoid C if necessary
- Check and, if necessary, replace the transmission control module (TCM)
Related codes
Error P0979 by Vehicle Brand
FAQ
What does the P0979 code mean?
P0979 is an OBD-II diagnostic trouble code that indicates: Shift Solenoid C Control Circuit Low
What causes a P0979 error code?
The most common causes of P0979 include: Open or short circuit in solenoid control circuit; Shift Solenoid C Malfunction; Transmission control module (TCM) problems; Damaged or corroded connectors or wiring harness.
How do I fix a P0979 diagnostic trouble code?
To fix P0979: Check the integrity of the solenoid control circuit. Measure the resistance of the solenoid and compare with the norm. Check the condition of the connectors and wiring harness. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P0979?
Yes, but get it checked soon
How much does it cost to fix P0979?
The estimated repair cost for P0979 is $17–89. Actual cost depends on your vehicle, location, and labor rates.
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