OBD-II code · Powertrain (generic, extended)
P2749 Intermediate Shaft Speed Sensor C Circuit
The third intermediate shaft speed sensor returns no usable signal. Used on transmissions with multiple intermediate planetary stages.
Is it safe to drive with P2749?
Usually safe to drive in the short term. Get it diagnosed when convenient, sooner if the car drives differently.
Common causes
- Most likelyOpen sensor element or broken signal wire
- PossibleCorroded sensor connector
Repair at a glance
- Difficulty
- Medium
- DIY friendly
- Best left to a mechanic
- Typical labour
- 1–4 h
- Emissions test
- Usually unaffected
- Parts involved
- Intermediate Shaft Speed Sensor C, Wiring Harness
Related codes
- P0791Intermediate Shaft Speed Sensor A Circuit
- P2745Intermediate Shaft Speed Sensor B Circuit
- P2746Intermediate Shaft Speed Sensor B Circuit Range/Performance
- P2747Intermediate Shaft Speed Sensor B Circuit No Signal
- P2748Intermediate Shaft Speed Sensor B Circuit Intermittent
- P274ATransmission Fluid Temperature Sensor C Circuit
- P274BTransmission Fluid Temperature Sensor C Circuit Range/Performance
- P274CTransmission Fluid Temperature Sensor C Circuit Low
Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.