OBD-II code · Powertrain (generic, extended)
P2AD6 Reductant Pump Motor Position Sensor Circuit
The ECM detects a generic fault on the reductant pump motor position sensor circuit. Reading cannot be used reliably for control.
Is it safe to drive with P2AD6?
The car may go into limp mode (reduced power). Get it diagnosed before a long trip.
Common causes
- Most likelySensor failed
- PossibleWiring or connector fault
Symptoms
- Check engine light or NOx warning on
- AdBlue/DEF level or quality warning
- Possible no-start countdown after ignore period
- Failed emissions inspection (NOx)
Repair at a glance
- Difficulty
- Medium
- DIY friendly
- Best left to a mechanic
- Typical labour
- 1–4 h
- Emissions test
- Likely to fail
- Parts involved
- Reductant Pump Motor Position Sensor, Wiring Harness, Scr Module
Related codes
- P2AD3Throttle/Pedal Position Sensor/Switch A/G Voltage Correlation
- P2AD4Intermediate System Voltage Low
- P2AD5Intermediate System Voltage High
- P2AD7Reductant Pump Motor Position Sensor Range/Performance
- P2AD8Reductant Pump Motor Position Sensor Circuit Low
- P2AD9Reductant Pump Motor Position Sensor Circuit High
Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.