OBD Guide
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B2037

Left Power Sliding Door Ratchet Switch Circuit Short

B2037 is an OBD-II diagnostic trouble code meaning: Left Power Sliding Door Ratchet Switch Circuit Short. Common causes: wiring harness damage, ratchet switch malfunction. Estimated repair cost: $56–167.

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

Symptoms

  • Incorrect operation of the left sliding door
  • The door won't open or close
  • Door indicator flashing on instrument panel

Causes

  • Wiring harness damage
  • Ratchet switch malfunction
  • Problems in the door control unit
  • Short circuit in the circuit

How to Fix

  1. Check wiring harness for damage
  2. Check ratchet switch
  3. Check the door control unit
  4. Replace faulty components

Related codes

B2038B2039B2040

FAQ

What does the B2037 code mean?

B2037 is an OBD-II diagnostic trouble code that indicates: Left Power Sliding Door Ratchet Switch Circuit Short

What causes a B2037 error code?

The most common causes of B2037 include: Wiring harness damage; Ratchet switch malfunction; Problems in the door control unit; Short circuit in the circuit.

How do I fix a B2037 diagnostic trouble code?

To fix B2037: Check wiring harness for damage. Check ratchet switch. Check the door control unit. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B2037?

Limited driving only, diagnose soon

How much does it cost to fix B2037?

The estimated repair cost for B2037 is $56–167. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat