P0602high severityPowertrain
Control Module Programming Error
on 2014-2018 Mazda Mazda3 2.5L I4 · FWD
What this code means
The PCM is not properly programmed or calibration is missing.
Symptoms
- Check Engine Light
- Various driveability issues
- Incorrect operation
Common causes
- PCM not programmed after replacement
- Incomplete flash/reprogramming
- Wrong calibration file
Diagnostic steps
- Verify PCM part number matches application
- Reprogram PCM with correct calibration
- Check for TSBs
Repair notes
Reprogram PCM with correct calibration files.
Other Powertrain codes on this vehicle
P0001
Fuel Volume Regulator Control Circuit/Open
P0002
Fuel Volume Regulator Control Circuit Range/Performance
P0003
Fuel Volume Regulator Control Circuit Low
P0004
Fuel Volume Regulator Control Circuit High
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