Diagnostic procedure

WARNING: This page is about a different car, the 2009 Mazda 6. However, it is still accessible from the selected car via links, so may be relevant.

STEP	INSPECTION		ACTION
1	VERIFY FREEZE FRAME DATA HAS BEEN RECORDED Has FREEZE FRAME DATA been recorded?	Yes	Go to the next step.
1		No	Record FREEZE FRAME DATA on the repair order, then go to the next step.
2	VERIFY RELATED REPAIR INFORMATION AVAILABILITY Verify related Service Bulletins and/or on-line repair information availability Is any related Service Bulletins available?	Yes	Perform repair or diagnosis according to the available Service Bulletins If the vehicle is not repaired, go to the next step.
2		No	Go to the next step.
3	VERIFY RELATED PENDING CODE OR STORED DTCs FOR ALL OF VEHICLE MODULE Switch the ignition off then to the ON position (Engine off). Verify related pending code or stored DTCs. Is other DTCs present?	Yes	Go to the appropriate DTC troubleshooting. (See DTC TABLE [MZI-3.7] .)
3		No	Go to the next step.
4	INSPECT THROTTLE BODY AND PCM CONNECTOR FOR POOR CONNECTION Switch the ignition off. Disconnect the throttle body and PCM connector. Inspect for poor connection (such as damaged/pulled-out pins, corrosion). Are there any malfunction?	Yes	Repair or replace suspected part, then go to Step 7
4		No	Go to the next step.
5	INSPECT FOR PROPER TACM+ WIRING IN WIRING HARNESS CONNECTOR Disconnect the PCM and throttle body connector. Measure the resistance between throttle body terminal B and PCM terminal 2BR Is the resistance less than 5 ohms?	Yes	Go to the next step.
5		No	Repair TACM+ circuit for an open circuit, then go to Step 7.
6	INSPECT FOR PROPER TACM-WIRING IN HARNESS CONNECTOR PCM and throttle body connector disconnected. Measure the resistance between throttle body terminal A and PCM terminal 2BO. Is the resistance less than 5 ohms?	Yes	Go to the next step.
6		No	Repair TACM- circuit for an open circuit, then go to Step 7.
7	VERIFY TROUBLESHOOTING OF DTC P2101:00 HAS BEEN COMPLETED Verify that all disconnected connectors reconnected Start the engine. Clear DTC from PCM memory using M-MDS. Perform the "KOEO/KOER Self-Test". (See KOEO/KOER SELF TEST [MZI-3.7] .) Is same DTC present?	Yes	Replace the PCM, then go to the next step (See PCM REMOVAL/INSTALLATION [MZI-3.7] .)
7		No	Go to the next step.
8	VERIFY AFTER REPAIR PROCEDURE Perform the "AFTER REPAIR PROCEDURE". (See AFTER REPAIR PROCEDURE [MZI-3.7] .) Are any DTCs present?	Yes	Go to the applicable DTC inspection. (See DTC TABLE [MZI-3.7] .)
8		No	Troubleshooting completed.