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ECK-284 < DTC/CIRCUIT DIAGNOSIS > [K9K] P0697 SENSOR POWER SUPPLY P0697 SENSOR POWER SUPPLY DTC Logic INFOID:0000000010289894 DTC DETECTION LOGIC DTC CONFIRMATION PROCEDURE 1. PRECONDITIONING If DTC Confirmation Procedure has been previously conducted, always turn ignition switch OFF and wait at >> GO TO 2. 2. PERFORM DTC CONFIRMATION PROCEDURE 1. Turn ignition switch ON and wait at least 1 second. 2. Check DTC. Is DTC detected? YES >> Proceed to ECK-284, "Diagnosis Procedure" NO >> INSPECTION END Diagnosis Procedure INFOID:0000000010289895 1. CHECK SENSOR POWER SUPPLY 1. Turn ignition switch OFF. 2. Disconnect fuel rail pressure (FRP) sensor harness connector. 3. Turn ignition switch ON. 4. Check the voltage between FRP sensor harness connector and ground. Is the inspection result normal? YES >> Check intermittent incident. Refer to GI-41, "Intermittent Incident" . NO >> GO TO 2. 2. CHECK SENSOR POWER SUPPLY CIRCUITS 1. Turn ignition switch OFF. 2. Disconnect ECM harness connector. 3. Check harness for short to power and short to ground, between the following terminals. Is the inspection result normal? DTC No. CONSULT screen terms (Trouble diagnosis content) DTC detecting condition Possible cause P0697 SEN SUPPLY N-3 VOL LOW • 2.DEF: VOLTAGE TOO HIGH • A voltage of sensor power supply is more than 5.4 V. • Harness or connectors + − Voltage (Approx.) FRP sensor Connectors Terminal F40 3 Ground 5 V ECM Sensor Connector Terminal Name Connector Terminal F80 45 Fuel rail pressure sensor F40 3 |