P1875
4WD Low Switch Circuit Electrical
Severity
⚠️ MediumCan you drive?
Yes, but get it checked soon
Approx. repair cost
$17–89 (est.)
Symptoms
- 4WD indicator flashes or stays on
- Downshift does not engage
- The car goes into emergency four-wheel drive mode
- An error message appears on the dashboard
- Reduced dynamics off-road
Causes
- Open or short circuit in switch circuit
- 4WD Low switch malfunction
- Poor contact in connectors
- Wiring harness damage
- Problems with the 4WD control unit
How to Fix
- Check the integrity of wiring and connectors
- Test the 4WD Low switch
- Clean contacts from oxides
- Check circuit resistance
- Replace switch or wiring if necessary