C0096
ChassisBrake Systemmoderate severityBrake Lamp Switch Circuit 2 Malfunction
What C0096 Means
The secondary or redundant brake lamp switch input to the ABS/stability module is faulty.
Symptoms
- ABS light on
- Stability control disabled
- Cruise control inoperative
- Brake light inconsistency detected
Common Causes
- Secondary brake switch failure
- Wiring fault in redundant circuit
- ABS module input fault
- Switch adjustment incorrect
Diagnostic Steps
- Test both brake switch circuits
- Compare primary and secondary switch signals
- Adjust switch if out of specification
- Inspect wiring to ABS module
- Check both switch inputs at module connector
Where to start: Adjust or replace secondary brake lamp switch.
🔌 Don't have a code reader?
Any of these will read and clear this code — pick by how deep you want to go.
Budget handheld~$40
ANCEL AD410 →
No-phone-needed handheld — reads, clears, live data, freeze frame.
✓ ANCEL official store
Serious DIY~$100
BlueDriver Pro →
Enhanced codes (ABS, airbag, TPMS) plus repair reports.
SHOP FAVORITEShop-grade tablet~$300
Autel MaxiCOM MK808S →
Bidirectional tests, service resets, all systems.
✓ Autel official store
Pro diagnostics$1,500+
Autel MaxiSys MS906 Pro →
Full-system pro platform — topology mapping, ECU coding, the works.
✓ Autel official store
As an Amazon Associate and Autel/ANCEL partner, OLP earns from qualifying purchases — how we link. This never changes the specs we publish.
Related Codes
Community Confirmed Fixes
No confirmed fixes yet for this code. Be the first to contribute!
Submit a FixFound a Fix for C0096?
Help other technicians by sharing what worked on your vehicle.
Submit Your Fix