Powertrain
generic / SAE
P0718
Input or Turbine Shaft Speed Sensor A Circuit Intermittent
The input/turbine shaft speed sensor A reports intermittent signal - typical for damaged reluctor teeth, weak magnet, or harness fault.
SystemPowertrain
Typegeneric / SAE
GroupP0
Range / number7 / 18
Possible causes
- Intermittent contact at connector high
- Connector with intermittent contact under vibration low
- Harness routed against vibrating component 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: 200–800 €
- Estimated time: 1–3 h
- Component: input turbine speed sensor a
- MIL / check engine light
Sources
References
sae:J2012