OBD-II code · Powertrain (generic, extended)
P2D17 Exhaust Flow Control Valve C Position Circuit
The exhaust flow control valve C reports a position circuit condition. Exhaust routing for back-pressure or noise control on this branch cannot be commanded reliably.
Is it safe to drive with P2D17?
The car may go into limp mode (reduced power). Get it diagnosed before a long trip.
Common causes
- Most likelyPosition sensor failed
- PossibleWiring or connector fault
Repair at a glance
- Difficulty
- Medium
- DIY friendly
- Best left to a mechanic
- Typical labour
- 1–5 h
- Emissions test
- Likely to fail
- Parts involved
- Exhaust Flow Control Valve C, Wiring Harness, Ecm
Related codes
- P2BF4Exhaust Flow Control Valve A Position Circuit
- P2BFCExhaust Flow Control Valve B Position Circuit
- P2D14Exhaust Flow Control Valve C Control Circuit Low
- P2D15Exhaust Flow Control Valve C Control Circuit High
- P2D16Exhaust Flow Control Valve C Control Performance
- P2D18Exhaust Flow Control Valve C Position Circuit Range/Performance
- P2D19Exhaust Flow Control Valve C Position Circuit Low
- P2D1AExhaust Flow Control Valve C Position Circuit High
Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.