Inspection Procedure

1. Connect Techstream to the DLC3.
2. Turn the ignition switch ON and turn Techstream ON.
3. Enter the following menus: Powertrain / Engine and ECT / Active Test / Control the Fuel Pump / Speed
4. Check the operation of the relay while operating it using Techstream.

   OK: 

   Operating noise can be heard from the relay. 

OK: CHECK INTERMITTENT PROBLEMS 

NG: Go to next step 

Fig 1: Identifying Fuel Pump Relay Circuit

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

1. Remove the F/PMP relay from the engine room No. 1 relay block.
2. Measure the resistance according to the value(s) in the table below.

   Standard resistance 

   TESTER CONNECTION SPECIFIED CONDITION CHART
   
   

   Tester 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 

Fig 2: Identifying Wire Harness (F/Pmp Relay - ECM)

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

1. Remove the F/PMP relay from the engine room No. 1 relay block.
2. Disconnect the B30 ECM connector.
3. Measure the resistance according to the value(s) in the table below.

   Standard resistance 

   TESTER CONNECTION SPECIFIED CONDITION CHART
   
   

   Tester Connection	Specified Condition
   F/PMP relay terminal 1 - B30-59 (FPR)	Below 1 Ω
   F/PMP relay terminal 1 or B30-S9 (FPR) - Body Ground	10 kΩ or higher

NG: REPAIR OR REPLACE HARNESS OR CONNECTOR 

OK: REPLACE ECM