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DRIVE LINE CONTROL SYSTEM (TOD) 4B2–44 Diagnosis from Trouble Codes D Diagnose the TOD based on the fault that has been Check flow Trouble code Phenomenon Standard 1 23, 36, 37(P1712), 38(P1714) The ECU has failed. — Step Action Yes No 1 Turn on the starter switch. Is the trouble reproduced? Replace the ECU and conduct the test run. Go to Step 3 Go to Step 2 2 1. Clear the trouble codes. Is the trouble reproduced during the test run? Replace the ECU and conduct the test run. Go to Step 3 The trouble is not reproduced. Refer to “Troubles intermittently observed”. 3 1. Check that all the parts are mounted. Is this step complete? Repeat the “Diagnosis Flow”. Return to Step 3 |