OBD-II code · Chassis
C0071 2/4 Wheel Drive Status Input
Fault on 2WD/4WD status signal input.
Is it safe to drive with C0071?
The car may go into limp mode (reduced power). Get it diagnosed before a long trip.
Common causes
- Most likelySwitch or wiring fault
Symptoms
- ABS warning light on
- ESC/stability control deactivated
- Possible reduced brake assist
- Speedometer may behave erratically
Repair at a glance
- Difficulty
- Easy
- DIY friendly
- Often, with basic tools
- Typical labour
- 0.3–1 h
- Emissions test
- Usually unaffected
- Parts involved
- Drive Mode Switch
Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.