Powertrain
generic / SAE
P0959
Auto Shift Manual Mode Circuit Intermittent
The auto-shift manual mode circuit reports a intermittent condition. Manual mode shift requests cannot be reliably interpreted.
SystemPowertrain
Typegeneric / SAE
GroupP0
Range / number9 / 59
Possible causes
- 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: easy
- DIY: possible
- Estimated cost: 60–300 €
- Estimated time: 0.3–1.5 h
- Component: auto shift manual switch
- Component: wiring harness
- Component: tcm
- MIL / check engine light
Sources
References
sae:J2012