Inspect Ecm Igt Igt Igt Igt Igt Or Igt Voltage
Wire Harness Side:
Ignition Coil with Igniter Connector IGT2 (+) /IGT1 (+)
(a) Disconnect the I1, I2, I3, I4, I5 or I6 ignition coil connector.
(b) Measure the voltage between the terminals of the E4 and E6 ECM connectors.
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