Mike's Workshop Manuals
: Service manuals for every vehicle
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Jeep
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2018
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Wrangler JK Rubicon, Standard Trans
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Repair and Diagnosis
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External Pages
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Different variant/trim
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Section 1 ((Transmission Control Module (TCM) - Electrical Diagnostics))
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DTC Troubleshooting
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U1601-Ecu Application Software Code 1 Missing Or Corrupted
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Possible Causes
Possible Causes
WARNING:
This page is about a different variant/trim than selected.
Possible Causes
TRANSMISSION CONTROL MODULE (TCM) FLASHED INCORRECTLY
TRANSMISSION CONTROL MODULE (TCM)