dodge Workshop Repair Guides

Dodge Workshop Service and Repair Manuals

Powertrain Control Module <--> [Engine Control Module]|Diagrams|Connector Views|Page 241 > < Powertrain Control Module <--> [Engine Control Module]|Diagrams|Connector Views|Page 239
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Test 15 - 16

SYMPTOM

CHECKING THE POWER AND GROUNDS

POSSIBLE CAUSES

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Checking the engine control relay system

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ECM ground circuit(s) open

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ECM output shorted - fuse 16

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ECM output shorted - fuse 17

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EGR valve/crankcase heater

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Engine control relay

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Engine control relay B+ supply

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Engine control relay output circuit(s) open

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Engine control relay output CKT shorted to ground fuse #16

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Engine control relay output CKT shorted to ground fuse #17

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Engine control relay signal circuit open

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Fuse block no.1

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Ignition switch start output circuit open

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Ignition switch start/run output circuit open

Powertrain Control Module <--> [Engine Control Module]|Diagrams|Connector Views|Page 241 > < Powertrain Control Module <--> [Engine Control Module]|Diagrams|Connector Views|Page 239