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2013 TOYOTA HIGHLANDER

2.7L I4FWDAUTOMATICgas
3 active safety recalls on this vehicle — view recalls
Repairs0Labor473Torque2472Fluid6DTC921Battery1Maintenance0Recalls3
P1520moderate severityPowertrain

Stop Lamp Switch Signal Malfunction

on 2013 Toyota Highlander 2.7L I4 · FWD

What this code means

The ECM detected a fault in the brake light switch signal circuit.

Symptoms

  • CEL
  • Cruise control inop
  • Brake lights stuck
  • Shift interlock issue

Common causes

  • Faulty stop lamp switch
  • Misadjusted switch
  • Damaged wiring
  • Poor connection

Diagnostic steps

  1. Test switch operation
  2. Adjust switch position
  3. Inspect wiring
  4. Check voltage

Repair notes

Replace or adjust stop lamp switch.

Other Powertrain codes on this vehicle

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