Montero V6-38L SOHC (2005) Hydraulic Brake Booster Inspection - Page 4230
1. Disconnect buzzer connector E-107, and measure at the harness connector (component side).
2. Turn the ignition switch to the "ON" position.
3. Measure the voltage between terminal 1 and ground. The voltage should measure approximately 12 volts (battery positive voltage).
Q: Is battery positive voltage (approximately 12 volts) present?
YES: Go to Step 5.
NO: Go to Step 6.
STEP 5. Check the following harness wire.