Powertrain
generic / SAE
P0881
TCM Power Input Signal Range/Performance
The power input signal to the Transmission Control Module is outside the calibrated tolerance. Supply or wake-up signal drift.
SystemPowertrain
Typegeneric / SAE
GroupP0
Range / number8 / 81
Possible causes
- Supply voltage drifted high
- High-resistance contact medium
- Sensor element aged beyond calibration window low
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: 150–800 €
- Estimated time: 0.5–3 h
- Component: tcm
- Component: wiring harness
- MIL / check engine light
- limp mode possible
Sources
References
sae:J2012