P2AB0

Particulate Matter Sensor Processor Performance

Severity

⚠️ Medium

Can you drive?

Yes, but get it checked soon

Approx. repair cost

$56–167 (est.)

Symptoms

Check Engine light comes on
Reduced engine power
Increased fuel consumption
Problems with the exhaust gas cleaning system

Causes

Particulate filter sensor processor malfunction
Damage to sensor wiring or connectors
Software errors in the control unit
Mechanical damage to the sensor
Contact corrosion

How to Fix

Check the integrity of the sensor wiring and connectors
Test the diesel particulate filter sensor
Update control unit software
Replace the diesel particulate filter sensor if necessary

Related codes

P2AAF P2AAC P2AAD