OBD-II code · Body
B0950 Heated Rear Window Circuit
A fault has been detected in the heated rear window circuit. Defrost may not function.
Is it safe to drive with B0950?
Usually safe to drive in the short term. Get it diagnosed when convenient, sooner if the car drives differently.
Common causes
- Most likelyBroken heating grid line
- PossibleRear defrost relay failed
Symptoms
- Warning light or symbol related to the affected system
- Comfort or safety function impaired
Repair at a glance
- Difficulty
- Medium
- DIY friendly
- Often, with basic tools
- Typical labour
- 0.4–2.5 h
- Emissions test
- Usually unaffected
- Parts involved
- Rear Window Heating Element, Rear Defrost Relay, Body Control Module
Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.