OBD Guide
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B13F3

Left Rear Side Sensor Circuit Short To Battery

B13F3 is an OBD-II diagnostic trouble code meaning: Left Rear Side Sensor Circuit Short To Battery. Common causes: wiring harness damage, short circuit in the sensor circuit. Estimated repair cost: $56–167.

Severity
🔴 High
Can you drive?
Do not drive — repair immediately
Approx. repair cost
$56–167 (est.)

Symptoms

  • The passive safety system fault indicator is on
  • The security system may not work in an emergency
  • Possible false alarms of the system

Causes

  • Wiring harness damage
  • Short circuit in the sensor circuit
  • Sensor malfunction
  • Problems in the security control module

How to Fix

  1. Check wiring harness for damage
  2. Check the integrity of the sensor circuit
  3. Check the functionality of the sensor
  4. Check the security control module
  5. Replace faulty components

Related codes

B13F0B13F1B13F2

FAQ

What does the B13F3 code mean?

B13F3 is an OBD-II diagnostic trouble code that indicates: Left Rear Side Sensor Circuit Short To Battery

What causes a B13F3 error code?

The most common causes of B13F3 include: Wiring harness damage; Short circuit in the sensor circuit; Sensor malfunction; Problems in the security control module.

How do I fix a B13F3 diagnostic trouble code?

To fix B13F3: Check wiring harness for damage. Check the integrity of the sensor circuit. Check the functionality of the sensor. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B13F3?

Do not drive — repair immediately

How much does it cost to fix B13F3?

The estimated repair cost for B13F3 is $56–167. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat