OBD Guide
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B1625

Lamp Keypad Output Short Circuit To Battery

B1625 is an OBD-II diagnostic trouble code meaning: Lamp Keypad Output Short Circuit To Battery. Common causes: damaged wiring harness insulation, wire contact with metal body elements. Estimated repair cost: $22–111.

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$22–111 (est.)

Symptoms

  • The backlight of the buttons on the panel does not work
  • Flashing or steady backlight
  • Backlight fuse blown

Causes

  • Damaged wiring harness insulation
  • Wire contact with metal body elements
  • Corrosion of connectors
  • Body control module malfunction
  • Mechanical damage to wiring

How to Fix

  1. Check the backlight circuit fuse
  2. Visually inspect the wiring harness for damage.
  3. Test the circuit with a multimeter for short circuit
  4. Check connectors for corrosion
  5. If necessary, replace the damaged section of wiring
  6. Reset the error and check the system operation

Related codes

B1626B1627U0155

FAQ

What does the B1625 code mean?

B1625 is an OBD-II diagnostic trouble code that indicates: Lamp Keypad Output Short Circuit To Battery

What causes a B1625 error code?

The most common causes of B1625 include: Damaged wiring harness insulation; Wire contact with metal body elements; Corrosion of connectors; Body control module malfunction.

How do I fix a B1625 diagnostic trouble code?

To fix B1625: Check the backlight circuit fuse. Visually inspect the wiring harness for damage.. Test the circuit with a multimeter for short circuit. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B1625?

Limited driving only, diagnose soon

How much does it cost to fix B1625?

The estimated repair cost for B1625 is $22–111. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat