Diagnostic trouble code
P0755
Powertrain
Unverified
Powertrain (P)
Transmission
Shift solenoid B malfunction
Shift solenoid B circuit has an electrical fault.
What P0755 means
Shift solenoid B circuit has an electrical fault.
Symptoms you may notice
- No 2–3 shift
- Harsh shift
- Limp mode
Possible causes
- Faulty shift solenoid
- Wiring fault
- Faulty TCM
Causes are listed from most to least likely for this code. Confirm the actual cause with the diagnostic checks before replacing parts.
Checks to run
- Test solenoid resistance
- Check wiring
- Verify solenoid command
Tools you may need
Multimeter
OBD-II scanner
Related codes
More Transmission codes →
P0700
Transmission control system malfunction
P0705
Transmission range sensor (PRNDL) circuit malfunction
P0706
Transmission range sensor range / performance
P0715
Input shaft / turbine speed sensor circuit malfunction
P0716
Input shaft speed sensor range / performance
P0717
Input shaft speed sensor no signal
Verification and editorial notes
UnverifiedThis page has not been technically verified yet. Confirm the diagnosis and measurements in the workshop manual for your vehicle.
Diagnose before replacing. A diagnostic trouble code identifies the circuit or
system the control unit flagged. It does not prove that a particular part has failed. Confirm
the cause with the measurements and checks above, and follow the workshop manual for your exact
engine before replacing parts or clearing codes.