OBD Guide
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B1987

Pedal Forward / Rearward Motor Stalled

B1987 is an OBD-II diagnostic trouble code meaning: Pedal Forward / Rearward Motor Stalled. Common causes: accelerator pedal mechanism jammed, pedal adjustment motor malfunction. Estimated repair cost: $167–444.

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$167–444 (est.)

Symptoms

  • Error on the dashboard
  • Difficulty pressing the gas pedal
  • Unstable operation of the accelerator pedal

Causes

  • Accelerator pedal mechanism jammed
  • Pedal adjustment motor malfunction
  • Problems with wiring harness or contacts
  • Pedal control unit malfunction

How to Fix

  1. Check the mechanical part of the pedal for jamming
  2. Diagnose the pedal adjustment motor
  3. Check the integrity of the wiring harness and contacts
  4. Test the pedal control unit
  5. If necessary, replace faulty components

Related codes

B1986B1988P2122

FAQ

What does the B1987 code mean?

B1987 is an OBD-II diagnostic trouble code that indicates: Pedal Forward / Rearward Motor Stalled

What causes a B1987 error code?

The most common causes of B1987 include: Accelerator pedal mechanism jammed; Pedal adjustment motor malfunction; Problems with wiring harness or contacts; Pedal control unit malfunction.

How do I fix a B1987 diagnostic trouble code?

To fix B1987: Check the mechanical part of the pedal for jamming. Diagnose the pedal adjustment motor. Check the integrity of the wiring harness and contacts. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B1987?

Limited driving only, diagnose soon

How much does it cost to fix B1987?

The estimated repair cost for B1987 is $167–444. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat