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Home >> Chrysler >> 2011 >> 300 C, 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 600 (3.0L Diesel - DTCS P0264-00 To P05EE-00 - 1500) >> Diagnosis And Testing >> P0557-00-Brake Booster Pressure Sensor Circuit Low >> Possible Causes

Possible Causes

WARNING: This page is about a different car, the 2014 RAM 1500. However, it is still accessible from the selected car via links, so may be relevant.
Possible Causes
EVP SIGNAL CIRCUIT OPEN
EVP SIGNAL CIRCUIT SHORTED TO GROUND
EVP SIGNAL CIRCUIT SHORTED TO VOLTAGE
ELECTRIC VACUUM PUMP PRESSURE SENSOR
OTHER ABS DTCS PRESENT

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