What this code means

Malfunction in the tail light circuit. One or both tail lights are not operating correctly.

Symptoms

• Tail light not working
• Tail light flickering
• Fuse blowing repeatedly
• Other drivers flashing headlights at you

Common causes

• Burnt out tail light bulb
• Corroded bulb socket
• Wiring damage in trunk/hatch area
• Faulty body control module output
• Ground circuit failure

Diagnostic steps

1. Check tail light bulbs
2. Inspect bulb socket for corrosion
3. Test circuit voltage at socket
4. Check ground wire
5. Test BCM output for tail light circuit

Repair notes

Replace bulb and clean socket. Repair ground circuit if corroded.

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