Powertrain
generic / SAE
P28F5
Engine Disconnect Clutch Pressure Sensor Circuit Intermittent/Erratic
The engine disconnect clutch pressure sensor signal drops out or jumps intermittently. Loose connector or noisy ground reference.
SystemPowertrain
Typegeneric / SAE
GroupP2
Range / number8 / F5
Possible causes
- Sensor connector not seated high
- Noisy ground reference medium
- Connector with intermittent contact under vibration 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: hard
- DIY: shop recommended
- Estimated cost: 500–2800 €
- Estimated time: 2–9 h
- Component: engine disconnect clutch pressure sensor
- Component: wiring harness
- MIL / check engine light
- limp mode possible
Sources
References
sae:J2012