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P1656 ENGINE RESTART BYPASS RELAY ECK-353 < DTC/CIRCUIT DIAGNOSIS > [K9K] C D E F G H I J K L M A ECK N P O Check the engine restart bypass relay. Refer to ECK-354, "Component Inspection (Engine Restart Bypass . Is the inspection result normal? YES >> Check intermittent incident. Refer to GI-41, "Intermittent Incident" . NO >> Replace error-detected parts. Component Inspection (Engine Restart Bypass Control Relay) INFOID:0000000010516038 1. CHECK ENGINE RESTART BYPASS CONTROL RELAY 1. Turn ignition switch OFF. 2. Remove engine restart bypass control relay. 3. Check continuity between engine restart bypass control relay Is the inspection result normal? YES >> INSPECTION END NO >> Replace engine restart bypass control relay. Component Inspection (Engine Restart Bypass Relay) INFOID:0000000010516039 1. CHECK ENGINE RESTART BYPASS RELAY-1 1. Turn ignition switch OFF. 2. Disconnect battery cable from negative terminal. 3. Remove engine restart bypass relay. Refer to ECK-403, "Removal and Installation" 4. Check the continuity between engine restart bypass relay termi- Is the inspection result normal? YES >> GO TO 2. NO >> Replace engine restart bypass relay. Refer to ECK-403, "Removal and Installation" . 2. CHECK ENGINE RESTART BYPASS RELAY-2 Check the resistance between engine restart bypass relay terminals Engine restart bypass control relay Condition Continuity + − Terminal 3 5 12 V direct current supply Existed No current supply Not existed JSBIA0671ZZ + − Continuity Engine restart bypass relay Terminal 1 Engine restart bypass relay body Existed JSBIA1735ZZ Engine restart bypass relay Condition Resistance (Approx.) + − Terminal 2 3 12 V direct current sup- 10 m Ω No current supply 0 Ω JSBIA1736ZZ |