OBD Guide
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B2174

Window Driver Rear Remote Up Switch Short To Battery

B2174 is an OBD-II diagnostic trouble code meaning: Window Driver Rear Remote Up Switch Short To Battery. Common causes: short circuit in wiring harness, power window switch malfunction. Estimated repair cost: $22–89.

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$22–89 (est.)

Symptoms

  • Incorrect operation of the rear right window lifter
  • Spontaneous movement of glass
  • Remote window control does not work

Causes

  • Short circuit in wiring harness
  • Power window switch malfunction
  • Damage to wire insulation
  • Problems in the power window control unit

How to Fix

  1. Check the integrity of the wiring harness in the doors
  2. Test the rear right window switch
  3. Inspect connectors for corrosion
  4. Check the resistance in the switch circuit
  5. If necessary, replace the switch or repair the wiring

Related codes

B2175B2176B2177

FAQ

What does the B2174 code mean?

B2174 is an OBD-II diagnostic trouble code that indicates: Window Driver Rear Remote Up Switch Short To Battery

What causes a B2174 error code?

The most common causes of B2174 include: Short circuit in wiring harness; Power window switch malfunction; Damage to wire insulation; Problems in the power window control unit.

How do I fix a B2174 diagnostic trouble code?

To fix B2174: Check the integrity of the wiring harness in the doors. Test the rear right window switch. Inspect connectors for corrosion. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B2174?

Limited driving only, diagnose soon

How much does it cost to fix B2174?

The estimated repair cost for B2174 is $22–89. Actual cost depends on your vehicle, location, and labor rates.

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