STEP 3. Voltage measurement at the ASC-ECU connector (ASTP terminal)
(1) Disconnect the ASC-ECU connector, and measure at the wiring harness side.
(2) Turn the ignition switch to the "ON" position.
(3) Measure the voltage between the ASC-ECU connector (ASTP terminal) and the body ground.OK: The voltage should measure approximately 12 volts (battery positive voltage)
Is the check result normal?
Go to Step 5 Go to Step 4.