OBD Guide

B3457

Right Rear Window Up Switch Circuit Low

B3457 is an OBD-II diagnostic trouble code meaning: Right Rear Window Up Switch Circuit Low. Common causes: open or short circuit in wiring harness, power window switch malfunction. Estimated repair cost: $22–56.

Severity
Low
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$22–56 (est.)

Symptoms

  • Right rear window regulator does not work
  • Intermittent operation of the window regulator
  • The fault indicator lights up

Causes

  • Open or short circuit in wiring harness
  • Power window switch malfunction
  • Poor contact in the connector
  • Problems with the control unit

How to Fix

  1. Check wiring harness for open or short circuit
  2. Check power window switch
  3. Clean and check contacts in connectors
  4. If necessary, replace the switch or wiring harness
  5. Reset the error and check the system operation

Related codes

Error B3457 by Vehicle Brand

FAQ

What does the B3457 code mean?

B3457 is an OBD-II diagnostic trouble code that indicates: Right Rear Window Up Switch Circuit Low

What causes a B3457 error code?

The most common causes of B3457 include: Open or short circuit in wiring harness; Power window switch malfunction; Poor contact in the connector; Problems with the control unit.

How do I fix a B3457 diagnostic trouble code?

To fix B3457: Check wiring harness for open or short circuit. Check power window switch. Clean and check contacts in connectors. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B3457?

Limited driving only, diagnose soon

How much does it cost to fix B3457?

The estimated repair cost for B3457 is $22–56. Actual cost depends on your vehicle, location, and labor rates.

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