P118B
Particulate Matter Sensor Temperature Not Plausible
P118B is an OBD-II diagnostic trouble code meaning: Particulate Matter Sensor Temperature Not Plausible. Common causes: dpf temperature sensor malfunction, open or short circuit in the sensor circuit. Estimated repair cost: $33–89.
Symptoms
- Check Engine Light Is On
- Reduced engine power
- Increased fuel consumption
- Problems with diesel particulate filter regeneration
- Possible transition to emergency mode
Causes
- DPF temperature sensor malfunction
- Open or short circuit in the sensor circuit
- Poor contact in the sensor connector
- Sensor is dirty or damaged
- Problems with the engine control unit
How to Fix
- Check the condition of the DPF temperature sensor
- Check the integrity of the sensor circuit and connectors
- Clean sensor connector contacts
- Replace temperature sensor if necessary
- Check the operation of the DPF regeneration system
Related codes
FAQ
What does the P118B code mean?
P118B is an OBD-II diagnostic trouble code that indicates: Particulate Matter Sensor Temperature Not Plausible
What causes a P118B error code?
The most common causes of P118B include: DPF temperature sensor malfunction; Open or short circuit in the sensor circuit; Poor contact in the sensor connector; Sensor is dirty or damaged.
How do I fix a P118B diagnostic trouble code?
To fix P118B: Check the condition of the DPF temperature sensor. Check the integrity of the sensor circuit and connectors. Clean sensor connector contacts. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P118B?
Yes, but get it checked soon
How much does it cost to fix P118B?
The estimated repair cost for P118B is $33–89. Actual cost depends on your vehicle, location, and labor rates.
See also: Russian version · NationStat