P0751moderate severityPowertrain
Shift Solenoid A Performance/Stuck Off
on 2021 Mazda Mazda3 2.5L Turbo I4 · FWD
What this code means
Shift solenoid A is not activating when commanded.
Symptoms
- Wrong gear engagement
- No upshift or downshift
Common causes
- Solenoid stuck off
- Contamination
- Valve body issue
Diagnostic steps
- Test solenoid
- Check fluid
- Inspect valve body
Repair notes
Replace solenoid.
Other Powertrain codes on this vehicle
P0001
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P0002
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P0003
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P0004
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P0010
Intake Camshaft Position Actuator Circuit/Open Bank 1
P0011
Intake Camshaft Position Timing Over-Advanced Bank 1
P0012
Intake Camshaft Position Timing Over-Retarded Bank 1
P0013
Exhaust Camshaft Position Actuator Circuit/Open Bank 1
P0014
Exhaust Camshaft Position Timing Over-Advanced Bank 1
P0015
Exhaust Camshaft Position Timing Over-Retarded Bank 1