Honda HR-V: DTC U3000-49 (Gauge Control Module) ECU Internal Circuit Malfunction
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DTC (Gauge Control Module)
1. Problem verification.
- Clear the DTCs with the HDS.
Clear DTCs
- Turn the vehicle to the OFF (LOCK) mode and then the ON mode.
- Wait for at least 6 seconds.
- Check for DTCs with the HDS.
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Is DTC U3000-49 indicated?
YES
Replace the gauge control module.
NO
Intermittent failure, the system is OK at this time.
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DTC (Gauge Control Module)
NOTE:
Before update the gauge control module, make sure the 12 volt battery in
the vehicle is fully charged, and
connect a 12 volt jumper battery (not a battery charge
GAUGES SYSTEM DESCRIPTION - CONTROL/FUNCTION
Speedometer and Tachometer
The PCM provides a vehicle speed signal to the gauge control module using the
F-CAN. Based on this input,
the gauge control mod
SEE MORE:
GA-Net Bus Configuration
The XM receiver passes the signals to the audio-navigation unit via the
GA-Net bus. Any open connections or short in the wiring in the GA-Net bus
circuit will cause audio
(including the audio accessories) functions to appear inoperative.
Self-Diagnostic Function
The audio
1. Disconnect the following connector.
Power mirror switch 13P connector
2. Choose the appropriate test based on the symptom:
Both mirrors do not work, go to step 3.
Left mirror does not work, go to step 5.
Right mirror does not work, go to step 6.
Mirror defogger (With power mirror defogger)