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Home >> Jeep >> 2025 >> Grand Cherokee Altitude, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 68 (2.0L - DTCS P0034 To P007C) >> DTC Troubleshooting >> P0034 Turbocharger/Supercharger Bypass Valve Control Circuit Low >> Possible Causes

Possible Causes

WARNING: This page is about a different car, the 2025 Jeep Grand Cherokee. However, it is still accessible from the selected car via links, so may be relevant.
Possible Causes
TURBOCHARGER SURGE VALVE CONTROL CIRCUIT SHORTED TO GROUND
TURBOCHARGER SURGE VALVE
POWERTRAIN CONTROL MODULE (PCM)

Always perform the PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE before proceeding. Refer to:  2.0L - PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE  . 

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