P1472
Particulate Matter Sensor Signal Message Counter Incorrect
Severity
⚠️ MediumCan you drive?
Yes, but get it checked soon
Approx. repair cost
$56–167 (est.)
Symptoms
- Check Engine Light Is On
- Reduced engine power
- Increased fuel consumption
- Activation of emergency operation
- Problems with diesel particulate filter regeneration
Causes
- Particulate filter sensor malfunction
- Open or short circuit in the sensor circuit
- Poor contact in the sensor connector
- Wiring harness damage
- Engine control unit malfunction
How to Fix
- Check the integrity of the sensor circuit
- Inspect the connectors and contacts of the sensor
- Check sensor resistance
- Scan the control unit for other errors
- Replace the diesel particulate filter sensor if necessary