Normal Operation

The operating voltage required to supply the ABS module, hydraulic pump and isolation valves is in a range between 10 and 17 volts.

• DTC U3003:16 (Battery Voltage: Circuit Voltage Below Threshold) - this DTC sets if the voltage supplied to the ABS module falls below 10 volts during the ABS module self-test or normal operation, with vehicle speed greater than 5 km/h (3 mph.

This pinpoint test is intended to diagnose the following: 

• Wiring, terminals or connectors
• Charging system concern
• ABS module