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Home >> Dodge and Ram >> 2023 >> ProMaster 2500 >> Repair and Diagnosis >> Engine Performance >> Testing & Diagnosis >> 3.6L - DTCS P1684 To P2115 >> DTC Troubleshooting >> P1E27-EGR 1 High Side Control Circuit Low >> Possible Causes

Possible Causes

Possible Causes
EGR CONTROL 1 CIRCUIT SHORTED TO GROUND
EGR CONTROL 1 CIRCUIT SHORTED TO THE EGR CONTROL 2 CIRCUIT
EXHAUST GAS RECIRCULATION (EGR) VALVE ASSEMBLY
POWERTRAIN CONTROL MODULE (PCM)

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

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