P1827
Transmission 4-Wheel Drive Low Clutch Relay Circuit To Ground
Severity
⚠️ MediumCan you drive?
Yes, but get it checked soon
Approx. repair cost
$17–56 (est.)
Symptoms
- Inability to engage downshift
- Check Engine Light Is On
- Delayed gear shifting
- The car remains in 2WD mode
Causes
- Faulty downshift relay
- Open or short circuit in the relay circuit
- Wiring Harness Problems
- Transmission control unit malfunction
How to Fix
- Check the downshift relay for damage
- Check the integrity of the relay circuit
- Inspect the wiring harness for damage
- Check the operation of the transmission control unit
- Replace relay if necessary