OBD Guide
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B1357

Ignition Run Circuit Short To Battery

B1357 is an OBD-II diagnostic trouble code meaning: Ignition Run Circuit Short To Battery. Common causes: wiring harness damage, ignition relay malfunction. Estimated repair cost: $56–167.

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$56–167 (est.)

Symptoms

  • Poor engine starting
  • Unstable idling
  • Power Loss
  • Check Engine Light Illuminates

Causes

  • Wiring harness damage
  • Ignition relay malfunction
  • Short circuit in solenoid valve
  • Problems with the ECU

How to Fix

  1. Check the integrity of the wiring harness in the ignition circuit
  2. Check the serviceability of the ignition relay
  3. Check the solenoid valves for short circuits
  4. Replace damaged components if necessary
  5. Reset the error and check if it returns

Related codes

P0351P0352P0353P0354

FAQ

What does the B1357 code mean?

B1357 is an OBD-II diagnostic trouble code that indicates: Ignition Run Circuit Short To Battery

What causes a B1357 error code?

The most common causes of B1357 include: Wiring harness damage; Ignition relay malfunction; Short circuit in solenoid valve; Problems with the ECU.

How do I fix a B1357 diagnostic trouble code?

To fix B1357: Check the integrity of the wiring harness in the ignition circuit. Check the serviceability of the ignition relay. Check the solenoid valves for short circuits. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B1357?

Limited driving only, diagnose soon

How much does it cost to fix B1357?

The estimated repair cost for B1357 is $56–167. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat