Powertrain
generic / SAE
P07E8
Transmission Range Control A Circuit/Open
The transmission range control A circuit (used in shift-by-wire to drive the shift actuator that physically positions the manual valve in the valve body) is open. The TCM cannot move the manual valve into the commanded range, blocking shifts between P/R/N/D.
SystemPowertrain
Typegeneric / SAE
GroupP0
Range / number7 / E8
Possible causes
- Open wire to the range actuator high
- Pin pushed back out of connector body low
- Cracked solder joint inside the module or sensor 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: 200–1500 €
- Estimated time: 0.8–4 h
- Component: range actuator
- Component: wiring harness
- MIL / check engine light
Sources
References
sae:J2012