OBD Guide

P130C

Knock Control Combustion Performance

P130C is an OBD-II diagnostic trouble code meaning: Knock Control Combustion Performance. Common causes: poor quality fuel (low octane number), knock sensor malfunction. Estimated repair cost: $17–89.

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$17–89 (est.)

Symptoms

  • Reduced engine power
  • Increased fuel consumption
  • Detonation knocks during acceleration
  • Check Engine Light Is On
  • Unstable engine idling

Causes

  • Poor quality fuel (low octane number)
  • Knock sensor malfunction
  • Problems with wiring to the knock sensor
  • Mechanical engine problems (piston group wear)
  • Incorrect operation of the ignition system

How to Fix

  1. Check fuel quality, replace if necessary
  2. Diagnose the knock sensor and its circuit
  3. Check the condition of the engine (compression, condition of the piston group)
  4. Check and adjust the ignition timing
  5. If necessary, replace the knock sensor

Related codes

FAQ

What does the P130C code mean?

P130C is an OBD-II diagnostic trouble code that indicates: Knock Control Combustion Performance

What causes a P130C error code?

The most common causes of P130C include: Poor quality fuel (low octane number); Knock sensor malfunction; Problems with wiring to the knock sensor; Mechanical engine problems (piston group wear).

How do I fix a P130C diagnostic trouble code?

To fix P130C: Check fuel quality, replace if necessary. Diagnose the knock sensor and its circuit. Check the condition of the engine (compression, condition of the piston group). For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P130C?

Limited driving only, diagnose soon

How much does it cost to fix P130C?

The estimated repair cost for P130C is $17–89. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat