Circuit Inspection - Honda CRF450R Owner's Manual

Indicator

Circuit Inspection

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(1)
Always clean around the ECM and keep debris
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away from the connectors before disconnecting
them.
A faulty PGM-FI system is often related to poorly
connected or corroded connections. Check the
following connections.
(1) MAP sensor connector
(2) ECT sensor connector
(3) TP sensor connector
(4) IAT sensor connector
(5) Injector connector
(6) No.1/No.2 CKP sensor connector
(7) ECM connector
Remember, circuit inspection is not a "cure-all" for
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other problems in your engine's PGM-FI system.
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