Pinpoint Test H: DTCs U1000:00

Remote Function Actuator (RFA) Module

Pinpoint Tests

Pinpoint Test H: DTCs U1000:00

Normal Operation
- DTC U1000:00 (Solid State Driver Protection Active - Driver Disabled: No Sub Type Information) - a continuous DTC that sets when the RFA module has disabled an output circuit due to a repetitive fault causing a circuit overload.

This pinpoint test is intended to diagnose the following:

- Output circuit short to ground or voltage
- RFA module

PINPOINT TEST H: DTCs U1000:00

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H1 REVIEW THE DTCs

- Review the DTCs from the RFA module self-test.
- Are any other DTCs besides U1000:00 or U3000:49 present?

Yes
REFER to Diagnostic Trouble Code (DTC) Chart Testing and Inspection. After the repair, GO to H2.

No
GO to H2.

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H2 CARRY OUT THE RFA MODULE SELF-TEST

- Carry out the RFA module self-test.
- Is only DTC U3000:49 present?

Yes
INSTALL a new RFA module. REFER to Remote Function Actuator (RFA) Module Remote Function Actuator (RFA) Module. TEST the system for normal operation.

No
The system is operating correctly at this time. The concern was caused by a short from an output circuit.

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