Operation CHARM
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Dodge and Ram
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1995
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Caravan L4-153 2.5L SOHC
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Repair and Diagnosis
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Powertrain Management
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Computers and Control Systems
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Description and Operation
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Functional Operation
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Inputs and Outputs
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Inputs
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Auto Shutdown (ASD) Sense
Auto Shutdown (ASD) Sense
The
Powertrain Control Module
(PCM)
monitors Auto Shutdown
(
ASD
)
relay
output status.
If the PCM does not sense the expected voltage, the PCM sets Diagnostic Trouble Code
(DTC)
number 42.