P1326
Knock Sensor Detection System
P1326 is an OBD-II diagnostic trouble code meaning: Knock Sensor Detection System. Common causes: faulty knock sensor, open or short circuit in the sensor circuit. Estimated repair cost: $17–67.
Symptoms
- Deterioration of vehicle dynamics
- Increased fuel consumption
- The engine goes into emergency mode
- Power Loss
- Check Engine light comes on
Causes
- Faulty knock sensor
- Open or short circuit in the sensor circuit
- Poor contact in the sensor connector
- Problems with the engine control unit
- Mechanical engine problems causing detonation
How to Fix
- Check the condition of the knock sensors
- Check the integrity and connections of wires to the sensors
- Replace a faulty knock sensor
- Check and clean contacts in connectors
- Scan the engine control unit for additional errors
Related codes
Error P1326 by Vehicle Brand
FAQ
What does the P1326 code mean?
P1326 is an OBD-II diagnostic trouble code that indicates: Knock Sensor Detection System
What causes a P1326 error code?
The most common causes of P1326 include: Faulty knock sensor; Open or short circuit in the sensor circuit; Poor contact in the sensor connector; Problems with the engine control unit.
How do I fix a P1326 diagnostic trouble code?
To fix P1326: Check the condition of the knock sensors. Check the integrity and connections of wires to the sensors. Replace a faulty knock sensor. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P1326?
Yes, but get it checked soon
How much does it cost to fix P1326?
The estimated repair cost for P1326 is $17–67. Actual cost depends on your vehicle, location, and labor rates.
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