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Home >> Dodge and Ram >> 2024 >> ProMaster 2500 Base >> Repair and Diagnosis >> External Pages >> Different car >> Section 61 (Electric Vehicle Control Unit Module (EVCU) - DTCS U046C-00 To U1009-00) >> DTC Troubleshooting >> U1008-00 Lin 1 Bus >> Possible Causes

Possible Causes

WARNING: This page is about a different car, the 2024 RAM ProMaster EV. However, it is still accessible from the selected car via links, so may be relevant.
Possible Causes
LIN 1 BUS CIRCUIT OPEN/HIGH RESISTANCE
LIN 1 BUS CIRCUIT SHORTED TO GROUND
LIN 1 BUS CIRCUIT SHORTED TO VOLTAGE
ELECTRIC VEHICLE CONTROL UNIT (EVCU)

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

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