EFI Relay

1UR-FSE ENGINE CONTROL SYSTEM: EFI RELAY: ON-VEHICLE INSPECTION

1. REMOVE COWL TOP VENTILATOR LOUVER RH Removal

2. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL

CAUTION:
Wait at least 90 seconds after disconnecting the cable from the negative (-) battery terminal to prevent airbag and seat belt pretensioner activation.

NOTICE:
After the engine switch is turned off, the HDD navigation system requires approximately 6 minutes to record various types of memory and settings. As a result, after turning the engine switch off, wait 6 minutes or more before disconnecting the cable from the negative (-) battery terminal.

3. REMOVE EFI RELAY (EFI MAIN, EFI MAIN2)

(a) Remove the EFI relay from the engine room No. 2 relay block.

4. INSPECT EFI RELAY





(a) Measure the resistance according to the value(s) in the table below.

Standard resistance:





If the result is not as specified, replace the relay.

5. INSTALL EFI RELAY

6. CONNECT CABLE TO NEGATIVE BATTERY TERMINAL

7. INSTALL COWL TOP VENTILATOR LOUVER RH Installation

8. PERFORM INITIALIZATION

(a) Perform initialization Repair Instruction - Initialization.

NOTICE:
Certain systems need to be initialized after disconnecting and reconnecting the cable from the negative (-) battery terminal.