isuzu Workshop Repair Guides

Isuzu Workshop Service and Repair Manuals

Component Tests and General Diagnostics|Page 1920 > < Component Tests and General Diagnostics
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Check for the following conditions:
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Poor connection at PCM. Inspect the harness connectors for backed-out terminals, improper mating, broken locks, improperly formed or damage
terminals, and a poor terminal-to-wire connection.

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Damaged harness. Inspect the wiring harness for damage. lithe harness is not damaged, observe an affected sensor's displayed value on the scan
tool with the ignition ON and the engine OFF while you move the connectors and the wiring harnesses related to the following sensors:
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IAT

-

ECT

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TP

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MAP

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EGR

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TFT

Steps 1 - 3

Component Tests and General Diagnostics|Page 1920 > < Component Tests and General Diagnostics