Right Headlight Motor Circuit Malfunction
The B0072 code means the vehicle's onboard diagnostic system has detected: Right Headlight Motor Circuit Malfunction. This is a moderate severity code.
- Keep driving?
- Short distances only
- DIY difficulty
- hard
- Estimated cost
- $100 - $500 (parts and labor)
Basic scanners skip body codes entirely. BlueDriver reads airbag, HVAC, lighting, and BCM codes through your phone.
Check Price on AmazonAffiliate link -- we earn a commission at no extra cost to you.
Common Symptoms
- Right pop-up headlight stuck
- Right headlight does not retract or extend
- Grinding noise from right headlight area
- Asymmetric headlight appearance
Probable Causes (Ranked by Likelihood)
- Failed headlight motor or actuator Very High
- Stripped headlight motor gear High
- Corroded motor wiring connector Moderate
- Headlight motor relay failure Low
Step-by-Step Diagnostic Procedure
-
Test motor with direct power
-
Inspect gear for stripped teeth
-
Check wiring and connector
-
Test motor relay
Frequently Asked Questions
Replace both motors at once?
Yes, if one failed the other is likely near end of life.
Can I convert to fixed headlights?
Aftermarket kits are available for Miata and Corvette.
Is it safe to drive with one stuck down?
Driving at night with one headlight is illegal and dangerous.
Sources
This page is built from documented references. Verify against your own service info before repair work.
Explore More
Was this helpful?
Share carcodefinder.com with a friend who needs to decode their check engine light.