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Home >> Jeep >> 2017 >> Renegade Trailhawk >> Repair and Diagnosis (Single Page) >> Transmission >> Automatic Trans >> 948TE Automatic Transmission Electronic Shift Module (ESM) - Electrical Diagnostics >> DTC Troubleshooting >> U0002-00-Automatic Gearbox Shifter Module (AGSM) Can Communication Bus Performance (Node Mute) >> Possible Causes
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Possible Causes

Possible Causes
CAN C CIRCUIT OPEN CIRCUIT
ELECTRONIC SHIFT MODULE (ESM)

Always perform the PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE before proceeding. Refer to  PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE  . 

GC0169034Courtesy of CHRYSLER GROUP, LLC
NORMAL CAN CIRCUIT VOLTAGE TABLE

CIRCUIT NORMAL VOLTAGE VALUES
CAN C1 (+) 1.5 - 2.5 volts
CAN C1 (+) 2.5 - 3.5 volts
Difference Between CAN C1 (+) and CAN C1 (-) 0.5 volt