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Normal Operation and Fault Conditions

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The HCU solenoid valves require an operating voltage between 10 and 17 volts. The ABS module receives this voltage from the BJB. 

PPT CD ABS MODULE DTC FAULT SETTING CONDITIONS

DTC Description Fault Trigger Conditions
C1A77:11 Valve Relay Supply Circuit: Circuit Short to Ground This DTC sets when the solenoid valve voltage supplied to the ABS module is below a predetermined threshold.
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