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ECK-348 < DTC/CIRCUIT DIAGNOSIS > [K9K] P1655 ENGINE RESTART BYPASS RELAY P1655 ENGINE RESTART BYPASS RELAY DTC Logic INFOID:0000000010290005 DTC DETECTION LOGIC DTC CONFIRMATION PROCEDURE 1. PRECONDITIONING If the other DTC Confirmation Procedure is performed right before this procedure, the ignition switch must be >> GO TO 2. 2. PERFORM DTC CONFIRMATION PROCEDURE With CONSULT 1. Start the engine and warm it up to normal operating temperature. 2. Press start/stop OFF switch and check that the switch indicator is ON. 3. Select “AUTO STOP START” in “ACTIVE TEST” mode of “ENGINE” using CONSULT. 4. Touch “START” and operate stop/start system. (engine stop.) 5. Touch “CANCEL” and restart the engine. 6. Repeat Step 3 and Step 4 twice. Without CONSULT 1. Activate the stop/start system. Stop the engine. Restart the engine. Refer to . 2. Repeat Step 1 four times. CAUTION: Always drive vehicle at a safe speed. YES >> Proceed to ECK-348, "Diagnosis Procedure" NO >> INSPECTION END Diagnosis Procedure INFOID:0000000010290006 1. CHECK FUSE 1. Turn ignition switch OFF. 2. Check that the following fuse is not fusing. Is the fuse fusing? YES >> Replace the fuse after repairing the applicable circuit. NO >> GO TO 2. 2. CHECK ENGINE RESTART BYPASS CONTROL RELAY POWER SUPPLY 1. Turn ignition switch OFF. 2. Remove engine restart bypass control relay. 3. Turn ignition switch ON. DTC CONSULT screen terms (Trouble diagnosis content) DTC detecting condition Possible cause P1655 ENGINE RESTART BY- At an engine restart by stop/start system, • Harness or connectors (Engine restart bypass relay circuit is open • Engine restart bypass relay Location Fuse No. Capacity Fuse block (J/B) 7 20 A |