TSB Document:

Affected Component: ELECTRICAL SYSTEM:IGNITION

Summary
Because there are a number of different misfire faults (unrelated to ignition coil operation) that could cause the MIL to illuminate, proper Guided Fault Finding (GFF) misfire diagnosis must be followed before any ignition coils are replaced.

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Date Published
APR 15, 2013
NHTSA TSB #
10225042
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