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Wrangler Sahara, Automatic Trans
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Section 18 (Communication - Non-DTC Based Diagnostics)
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Diagnosis And Testing
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No Response From ESM (Electronic Shift Module)
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Possible Causes
Possible Causes
WARNING:
This page is about a different car, the 2017 Jeep Cherokee. However, it is still accessible from the selected car via links, so may be relevant.
Possible Causes
IGNITION OFF/RUN/START CONTROL OUTPUT CIRCUIT OPEN OR SHORTED
GROUND CIRCUITS OPEN
CAN BUS CIRCUITS OPEN
ELECTRONIC SHIFT MODULE