Montero Sport XS 2WD V6-3.5L SOHC (2001)
Idle Speed/Throttle Actuator - Electronic: Oscilloscope Patterns and Waveforms
IDLE AIR CONTROL MOTOR (STEPPER MOTOR)
Required Special Tool:
MB991709: Test Harness Set
Measurement Method
1. Disconnect the idle air control motor connector, and connect the test harness special tool (MB991709) in between. (All terminals should be
connected.)
2. Connect the oscilloscope probe to the idle air control motor connector terminal 1, terminal 3, terminal 4 and terminal 6 respectively.
Alternate method (Test harness not available)
1. Connect the oscilloscope probe to PCM terminals 14, 15, 28 and 29.
Standard Wave Pattern Part 1
Standard Wave Pattern Part 2