Powertrain
generic / SAE
P2549
Torque Management Request Input Signal B Range/Performance
Input B is electrically intact but the values are implausible — same failure mode as the A-side performance fault, applied to the second torque-management channel.
SystemPowertrain
Typegeneric / SAE
GroupP2
Range / number5 / 49
Possible causes
- Requesting module sending invalid values high
- Sensor element aged beyond calibration window low
- Sensor mounting loose - signal damping low
Inspection / repair
- Difficulty: hard
- DIY: shop recommended
- Estimated cost: 120–800 €
- Estimated time: 0.5–3 h
- Component: torque management input b
- MIL / check engine light
Sources
References
sae:J2012