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Home >> Jeep >> 2018 >> Grand Cherokee Laredo, RWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 7 (3.0L Diesel - DTCS P0403-00 To P061C-00) >> DTC Troubleshooting >> P053B-00-Crankcase Vent Heater Control Circuit Low >> Possible Causes

Possible Causes

WARNING: This page is about a different variant/trim than selected.
Possible Causes
(N116) CRANKCASE VENT HEATER CONTROL CIRCUIT SHORTED TO GROUND
CRANKCASE VENT HEATER
POWERTRAIN CONTROL MODULE (PCM)

Always perform the Pre-Diagnostic Troubleshooting procedure before proceeding. Refer to  PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE  . 

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