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 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 repair information available?	Yes	Perform repair or diagnosis according to the available repair information If the vehicle is not repaired, go to the next step
2		No	Go to the next step.
3	VERIFY RELATED PENDING AND STORED DTC Switch the ignition to off, then to ON (engine off). Verify pending and stored DTCs using the M-MDS Are any other DTCs present?	Yes	Go to the applicable DTC inspection (See DTC TABLE [L5] .)
3		No	Go to the next step.
4	PERFORM VISUAL INSPECTION Switch the ignition to off. Visually inspect the following for obvious signs of damage Throttle body PCM Is a concern present?	Yes	Isolate the concern and repair if necessary, then go to Step 6.
4		No	Go to the next step
5	INSPECT APP SENSOR Inspect the APP sensor (See ACCELERATOR PEDAL POSITION (APP) SENSOR INSPECTION [L5] .) Is there any malfunction?	Yes	Replace the APP sensor, then go to the next step. (See ACCELERATOR PEDAL REMOVAL/INSTALLATION [L5] .)
5		No	Go to the next step
6	VERIFY DTC TROUBLESHOOTING COMPLETED Clear the DTC from the PCM memory using the M-MDS. Perform the KOER self test. (See KOEO/KOER SELF TEST [L5] .) Is the same DTC present?	Yes	Replace the PCM, then go to the next step (See PCM REMOVAL/INSTALLATION [L5] .)
6		No	Go to the next step
7	VERIFY AFTER REPAIR PROCEDURE Perform the "AFTER REPAIR PROCEDURE" (See AFTER REPAIR PROCEDURE [L5] .) Are any DTCs present?	Yes	Go to the applicable DTC inspection (See DTC TABLE [L5] .)
7		No	DTC troubleshooting completed