Galant L4-2.4L (4G69) (2004)
Ignition Control Module: Testing and Inspection
IGNITION COIL AND IGNITION POWER TRANSISTOR
Required Special Tools:
-
MB991658: Test Harness
-
MB991923: Power Plant ECU Check Harness
Measurement Method
1. Disconnect the intermediate connector B-32, and connect the test harness special tool (MB991658) between the separated connector.
2. Connect the oscilloscope probe to each intermediate connector B-32 terminal to analyze each cylinder:
-
Terminal No. 2 for the number 1 cylinder.
-
Terminal No. 7 for the number 3 cylinder.
-
Terminal No. 6 for the number 5 cylinder.
<Measure at the left bank (number 2, 4, 6 cylinders)>
1. Disconnect the ignition coil connector, and connect test harness special tool (MB991348) between the separated connector. (All terminals should
be connected.)
2. Connect the oscilloscope probe to ignition coil connector terminal No. 3.
Alternate method (Measure at the PCM)
1. Disconnect the all PCM connectors, and connect check harness special tool (MB991923) between the separated connectors.