XJ-8 Sedan (X308) V8-4.0L (AJ26) (1998)
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Ignition Control Module: Description and Operation
Location
Two ignition control modules control firing of the spark plugs when triggered by the engine control module (ECM); the modules provide an interface
between the ECM and the coil on plugs such that:
Ignition control module 1 drives bank 1 - coils 1 and 4, bank 2 - coils 2 and 3.
Ignition control module 2 drives bank 1 - coils 2 and 3, bank 2 - coils 1 and 4.
