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Home >> Jeep >> 2018 >> Grand Cherokee Laredo, RWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 6 (3.0L Diesel - DTCS P01CD-00 To P0402-00) >> DTC Troubleshooting >> P0203-00-Fuel Injector 3 Circuit Open >> Possible Causes

Possible Causes

WARNING: This page is about a different variant/trim than selected.
POSSIBLE CAUSES
(K227) FUEL INJECTOR NO. 3 HIGH-SIDE CONTROL CIRCUIT OPEN OR HIGH RESISTANCE
(K613) FUEL INJECTOR NO. 3 LOW-SIDE CONTROL CIRCUIT OPEN OR HIGH RESISTANCE
FUEL INJECTOR NO. 3
POWERTRAIN CONTROL MODULE (PCM)

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