Powertrain
generic / SAE
P2800
Transmission Range Sensor B Circuit (PRNDL Input)
The TCM detects an invalid PRNDL signal pattern from transmission range sensor B. The selected gear position cannot be determined reliably from the B-channel.
SystemPowertrain
Typegeneric / SAE
GroupP2
Range / number8 / 00
Possible causes
- Range switch contact array failed high
- Open or short in PRNDL wiring medium
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: 200–1000 €
- Estimated time: 1–4 h
- Component: transmission range sensor b
- Component: wiring harness
- Component: tcm
- MIL / check engine light
- limp mode possible
Sources
References
sae:J2012