Montero V6-3.8L SOHC (2005)
STEP 5. Check the front-ECU connector A-08X for loose, corroded or damaged terminals, or terminals pushed back in the connector.
Q: Is front-ECU connector A-08X in good condition?
YES: Go to Step 6.
NO: Repair or replace the damaged component(s). Refer to Harness Connector Inspection. The system should communicate with the front-ECU
normally.
STEP 6. Check the ground circuit to the front-ECU. Test at front-ECU connector A-08X.
1. Disconnect front-ECU connector A-08X and measure the resistance available at the relay box side of the connector.
2. Measure the resistance value between terminal 31 and ground.
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The resistance should equal 2 ohms or less.
Q: Is the measured resistance 2 ohms or less?
YES: Go to Step 8.
NO: Go to Step 7.
