OBD Guide
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B1485

Brake Pedal Input Circuit Battery Short

B1485 is an OBD-II diagnostic trouble code meaning: Brake Pedal Input Circuit Battery Short. Common causes: wiring harness damage, brake pedal sensor malfunction. Estimated repair cost: $56–167.

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$56–167 (est.)

Symptoms

  • Check Engine Light Is On
  • Incorrect operation of the emergency braking system
  • Problems with cruise control

Causes

  • Wiring harness damage
  • Brake pedal sensor malfunction
  • Short circuit in the circuit
  • Problems with the control unit

How to Fix

  1. Check wiring harness for damage
  2. Check the brake pedal sensor
  3. Check circuit for short circuit
  4. Replace faulty components

Related codes

B1484B1486

FAQ

What does the B1485 code mean?

B1485 is an OBD-II diagnostic trouble code that indicates: Brake Pedal Input Circuit Battery Short

What causes a B1485 error code?

The most common causes of B1485 include: Wiring harness damage; Brake pedal sensor malfunction; Short circuit in the circuit; Problems with the control unit.

How do I fix a B1485 diagnostic trouble code?

To fix B1485: Check wiring harness for damage. Check the brake pedal sensor. Check circuit for short circuit. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B1485?

Limited driving only, diagnose soon

How much does it cost to fix B1485?

The estimated repair cost for B1485 is $56–167. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat