Inspection Procedure
WARNING: This page is about a different variant/trim than selected.
- PERFORM ACTIVE TEST BY INTELLIGENT TESTER
- Connect the intelligent tester to the DLC3.
- Turn the ignition switch ON and turn the intelligent tester ON.
- Enter the following menus: DIAGNOSIS / ENHANCED OBD II / ACTIVE TEST / FUEL PUMP SP CTL.
- Check the operation of the relay while operating it using the intelligent tester.
OK: Operating noise can be heard from the relay.
OK: CHECK INTERMITTENT PROBLEMS
NG: GO to Next Step
- INSPECT FUEL PUMP RELAY (Marking: F/PMP)
- Remove the F/PMP relay from the engine room No. 1 relay block.
- Measure the resistance according to the value(s) in the table below.
Standard resistance
TESTER CONNECTION SPECIFIED CONDITIONTester Connection Specified Condition 3 - 4 Below 1 Ω 3 - 5 10 kΩ or more 3 - 4 10 kΩ or more (when battery voltage is applied to terminals 1 and 2) 3 - 5 Below 1 Ω (when battery voltage is applied to terminals 1 and 2) NG: REPLACE FUEL PUMP RELAY (Marking: F/ PMP)
OK: GO to Next Step
- CHECK WIRE HARNESS (F/PMP RELAY - ECM)
- Remove the F/PMP relay from the engine room No. 1 relay block.
- Disconnect the B30 ECM connector.
- Measure the resistance according to the value(s) in the table below.
Standard resistance
TESTER CONNECTION SPECIFIED CONDITIONTester Connection Specified Condition F/PMP relay terminal 1 - B30-S9 (FPR) Below 1 Ω F/PMP relay terminal 1 or B30-59 (FPR) - Body Ground 10 kΩ or higher NG: REPAIR OR REPLACE HARNESS AND CONNECTOR
OK: REPLACE ECM