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Home >> Jeep >> 2018 >> Grand Cherokee Laredo, RWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 5 (3.0L Diesel - DTCS P0001-00 To P01CC-00) >> DTC Troubleshooting >> P0048-00-Turbocharger Boost Control Circuit High >> Possible Causes

Possible Causes

WARNING: This page is about a different variant/trim than selected.
Possible Causes
(K137) BOOST PRESSURE ACTUATOR CONTROL CIRCUIT SHORTED TO VOLTAGE
(K137) BOOST PRESSURE ACTUATOR CONTROL SHORTED TO THE (F343) FUSED ASD RELAY OUTPUT CIRCUIT
TURBOCHARGER ASSEMBLY
POWERTRAIN CONTROL MODULE (PCM)

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