B1486 - Brake Pedal Input Circuit Ground Short

Repair Importance Level: 3/3
Repair Difficulty Level: 3/3   
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Possible causes

  • Faulty Brake Pedal Position Switch
  • Brake Pedal Position Switch harness is open or shorted
  • Brake Pedal Position Switch circuit poor electrical connection
  • Faulty Smart Junction Box (SJB)

Possible symptoms

  • Engine Light ON (or Service Engine Soon Warning Light)

B1486 Description

Fused battery voltage is supplied to the Brake Pedal Position (BPP) Switch from Smart Junction Box (SJB) fuse along the circuit. When the brake pedal is pressed, the BPP switch supplies fused battery voltage to the Anti-Lock Brake System (ABS) module, the Powertrain Control Module (PCM) and the SJB along the circuit.
OBDII Code B1486 - Brake Pedal Input Circuit Ground Short - AutoCodes.com

B1486 Information for specific makes

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B1486 Comments

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