P1834
Transmission Transfer Case Differential Lock-Up Solenoid Short Circuit To Battery
Severity
⚠️ MediumCan you drive?
Yes, but get it checked soon
Approx. repair cost
$17–67 (est.)
Symptoms
- Check Engine Light Is On
- Transfer case differential lock does not work
- Switching all-wheel drive modes with errors
- The car may go into emergency transmission mode
- Possible traction problems on slippery surfaces
Causes
- Short circuit in solenoid wiring harness
- Differential lock solenoid malfunction
- Damage to wire insulation
- Problems in the transmission control unit
- Corrosion or oxidation of contacts in the circuit
How to Fix
- Check the solenoid winding resistance
- Inspect the wiring harness for damage
- Check the integrity of the wire insulation
- Clean the connector contacts
- Replace faulty solenoid if necessary