Diagnostic procedure

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DTC P0780:00 DIAGNOSTIC PROCEDURE

STEP	INSPECTION		ACTION
1	VERIFY DTC OUTPUT STATUS Are any the following DTCs displayed? P0746:00, P0751:00, P0752:00, P0756:00, P0757:00, P0761:00, P0762:00, P0766:00, P0767:00, P0771:00, P0772:00, P0842:00, P0843:00, P0847:00, P0848:00, P0872:00, P0873:00, P0877:00, P0878:00, P1784:00	Yes	Go to the applicable DTC inspection. (See ON-BOARD DIAGNOSTIC SYSTEM DTC TABLE .)
1		No	Go to the next step.
2	INSPECT ATF LEVEL Inspect the ATF level. (See AUTOMATIC TRANSAXLE FLUID (ATF) INSPECTION [GW6A-EL, GW6AX-EL] .) Is there any malfunction?	Yes	Adjust the ATF level to the specification, then go to the next step. (See AUTOMATIC TRANSAXLE FLUID (ATF) ADJUSTMENT [GW6A-EL, GW6AX-EL] .)
2		No	Go to the next step.
3	PERFORM ON-BOARD DIAGNOSTIC TEST TO SPECIFY MALFUNCTIONING PART Perform the on-board diagnostic test. (See ON-BOARD DIAGNOSTIC TEST MODE .) Are any DTCs present?	Yes	Go to the applicable DTC inspection. (See ON-BOARD DIAGNOSTIC SYSTEM DTC TABLE .)
3		No	ATF amount in Step 2 is correct: Replace the oil pressure switch A and oil pressure switch B. (See OIL PRESSURE SWITCH REMOVAL/INSTALLATION [GW6A-EL, GW6AX-EL] .) ATF amount adjusted in Step 2: Drive the vehicle to check it, and if there is no problem then the DTC troubleshooting is complete.