Powertrain
generic / SAE
P07F1
Input/Turbine Shaft Speed Sensor C Circuit
General electrical fault on input/turbine speed sensor C — third input speed sensor in heavy-duty or hybrid-coupled transmissions.
SystemPowertrain
Typegeneric / SAE
GroupP0
Range / number7 / F1
Possible causes
- Open or shorted wiring high
Symptoms
- Check engine or transmission warning light on
- Harsh, delayed, or missing shifts
- Possible limp mode (locked in one gear)
- Slipping or shuddering during gear changes
Inspection / repair
- Difficulty: medium
- DIY: shop recommended
- Estimated cost: 200–800 €
- Estimated time: 0.6–2.5 h
- Component: input shaft speed sensor c
- Component: sensor wiring
- MIL / check engine light
Sources
References
sae:J2012