Torque Management Request Input Signal B Low
Torque management input B reads stuck low — short to ground or message at minimum. ECM rejects the request, only A-side is used.
Affected components
- Torque management input b
Common causes
- High likelihood: Signal wire shorted to ground
Diagnostic notes
- The malfunction indicator lamp may illuminate
Related codes
Sources
Diagnostic information is provided for reference only. Confirm the code with a compatible scan tool and follow the vehicle manufacturer's service procedures before replacing components.