Toyota Land Cruiser Quiz
Body Electrical

EFI main relay

In this manual: Body Electrical
Introduction — 13Preparation — 19Service specifications — 19Engine Mechanical — 28Automatic Transmission — 22Body Electrical — 373Brake — 34Propeller Shaft — 7Transfer — 24Motor shift control system — 1Steering — 34Ignition — 7Charging — 9Emission Control — 6Cooling — 17Starting — 12Lubrication — 13Maintenance — 7Chassis — 1Disassembly — 1
4steps
~24min
2/5difficulty
Done 0 of 4

INSPECTION

1. REMOVE RELAY BOX COVER

REMOVE RELAY BOX COVER

2. REMOVE EFI MAIN RELAY (Marking: EFI)

3. INSPECT EFI MAIN RELAY

INSPECT EFI MAIN RELAY

(a) Inspect the relay continuity.

  1. Using an ohmmeter, check that there is a continuity between terminal 1 and 3.

    If there is no continuity, replace the relay.

  2. Check that there is no continuity between terminals 2 and 4.

If there is a continuity, replace the relay.

INSPECT EFI MAIN RELAY

(b) Inspect the relay operation.

  1. Apply battery positive voltage across terminals 1 and 3.
  2. Using an ohmmeter, check that there is a continuity between terminal 2 and 4.

If there is no continuity, replace the relay.

4. REINSTALL EFI MAIN RELAY

5. REINSTALL RELAY BOX COVER

Test yourself

A quick Toyota Land Cruiser quiz: every answer comes with an explanation and a link to the manual page.