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Home >> Chevrolet >> 2015 >> Cruze LT, Automatic Trans >> Repair and Diagnosis >> Brakes >> Mechanical - Hydraulic >> Hydraulic Brake System >> Diagnostic Information and Procedures >> Brake Booster Pump Motor Malfunction >> Diagnostic Fault Information

Diagnostic Fault Information

Circuit Short to Ground Open/High Resistance Short to Voltage Signal Performance
Vacuum Pump Relay B+ 1 1 - -
Vacuum Pump Relay Control C027B 00 C027B 00 C027B 00 -
Vacuum Pump Relay Ground - 1 - -
1. Brake Booster Pump Motor Always Off