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Home >> Jeep >> 2018 >> Grand Cherokee Laredo, RWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 47 (8HP70 Automatic Transmission - DTCS P1D93-00 To U1479-00) >> DTC Troubleshooting >> U1267-00-No Valid Data From ESM On Can-C Or Can-Dpt >> Possible Causes

Possible Causes

WARNING: This page is about a different variant/trim than selected.
Possible Causes
CAN C (+) CIRCUIT OPEN, SHORT TO GROUND, OR SHORT TO VOLTAGE
CAN C (-) CIRCUIT OPEN, SHORT TO GROUND, OR SHORT TO VOLTAGE
CAN DPT (+) CIRCUIT OPEN, SHORT TO GROUND, OR SHORT TO VOLTAGE
CAN DPT (-) CIRCUIT OPEN, SHORT TO GROUND, OR SHORT TO VOLTAGE
ELECTRONIC SHIFT MODULE (ESM)

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