OBD Guide
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B2048

Left Rear Turn Lamp Circuit Short To Ground

B2048 is an OBD-II diagnostic trouble code meaning: Left Rear Turn Lamp Circuit Short To Ground. Common causes: damage to the turn signal circuit wire, short circuit in lamp socket. Estimated repair cost: $11–56.

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$11–56 (est.)

Symptoms

  • Left rear turn signal does not work
  • Turn indicators flashing at an increased frequency
  • Turn signal fuse blown

Causes

  • Damage to the turn signal circuit wire
  • Short circuit in lamp socket
  • Wiring harness fault
  • Problems in the control unit

How to Fix

  1. Check the integrity of the turn signal circuit wires
  2. Inspect the lamp socket for a short circuit.
  3. Check wiring harness for damage
  4. Replace faulty components
  5. Reset the error and check the system operation

Related codes

B2047B2049B2050

FAQ

What does the B2048 code mean?

B2048 is an OBD-II diagnostic trouble code that indicates: Left Rear Turn Lamp Circuit Short To Ground

What causes a B2048 error code?

The most common causes of B2048 include: Damage to the turn signal circuit wire; Short circuit in lamp socket; Wiring harness fault; Problems in the control unit.

How do I fix a B2048 diagnostic trouble code?

To fix B2048: Check the integrity of the turn signal circuit wires. Inspect the lamp socket for a short circuit.. Check wiring harness for damage. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B2048?

Limited driving only, diagnose soon

How much does it cost to fix B2048?

The estimated repair cost for B2048 is $11–56. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat