OBD-II Monitor Testing Not Completed
2014-2021 Mazda Mazda6 2.5L I4
Description
The PCM has not completed all OBD-II readiness monitor tests. All emission monitors have not yet run to completion after the battery was disconnected, codes were cleared, or the PCM was replaced. This is not a malfunction code but an informational code.
Symptoms
- Check Engine Light on briefly
- No driveability symptoms
- Failed emissions inspection due to incomplete monitors
Common Causes
- Battery recently disconnected
- DTCs recently cleared
- PCM recently reprogrammed or replaced
- Insufficient drive cycles completed
- Other DTCs preventing monitor completion
Diagnostic Steps
- Check for other stored DTCs that may prevent monitors from running
- Perform a complete OBD-II drive cycle
- Drive cycle requires a mix of city and highway driving
- Recheck readiness monitors with scan tool after drive cycle
Repair Notes
Complete the OBD-II drive cycle; no repair needed unless other codes are present.
Other Powertrain Codes
- P0001Fuel Volume Regulator Control Circuit/Open
- P0002Fuel Volume Regulator Control Circuit Range/Performance
- P0003Fuel Volume Regulator Control Circuit Low
- P0004Fuel Volume Regulator Control Circuit High
- P0010Intake Camshaft Position Actuator Circuit/Open Bank 1
- P0011Intake Camshaft Position Timing Over-Advanced Bank 1
- P0012Intake Camshaft Position Timing Over-Retarded Bank 1
- P0013Exhaust Camshaft Position Actuator Circuit/Open Bank 1
- P0014Exhaust Camshaft Position Timing Over-Advanced Bank 1
- P0015Exhaust Camshaft Position Timing Over-Retarded Bank 1
P1000 on Other Vehicles
Common Questions
What does code P1000 mean on a 2014-2021 Mazda Mazda6?
P1000 stands for "OBD-II Monitor Testing Not Completed". The PCM has not completed all OBD-II readiness monitor tests. All emission monitors have not yet run to completion after the battery was disconnected, codes were cleared, or the PCM was replaced. This is not a malfunction code but an informational code.
What are the symptoms of P1000 on a Mazda Mazda6?
Common symptoms of P1000 include: Check Engine Light on briefly, No driveability symptoms, Failed emissions inspection due to incomplete monitors.
What causes P1000 on a 2014-2021 Mazda Mazda6?
Common causes of P1000 include: Battery recently disconnected, DTCs recently cleared, PCM recently reprogrammed or replaced, Insufficient drive cycles completed, Other DTCs preventing monitor completion.