Honda HR-V: DTC B1002 MICU Internal Error (EEPROM Error)
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DTC (MICU)
NOTE : If you are troubleshooting multiple DTCs, be sure to follow the
instructions in B-CAN System
Diagnosis Test Mode A - Refer to: Body Electrical Troubleshooting - B-CAN System
Diagnosis Test Mode
A - Initial Communication and DTC Checks.
1. Problem verification:
- 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 B1002 indicated?
YES
Faulty MICU; replace the under-dash fuse/relay box.
NO
Intermittent failure, the MICU is OK at this time.
DTC B1003: MICU UPDATE ERROR
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DTC (MICU)
NOTE :
- If you are troubleshooting multiple DTCs, be sure to follow the
instructions in B-CAN System Diagnosis
Test Mode A - Refer to: Body Electrical Troubleshooting - B-CAN System
Diagnosis Test Mode A -
Initial Communication and DTC Checks.
- This DTC is indicated when a MICU update is not completed properly.
- Before update the MICU, make sure the 12 volt battery in the vehicle is
fully charged, and connect a
jumper 12 volt battery (not a battery charger) to maintain system voltage.
- Never turn the vehicle to the ACCESSORY mode or OFF (LOCK) mode, during
the reprogramming. If
there is a problem with the reprogramming, turn the vehicle to the ON mode.
1. Problem verification:
- Clear the DTCs with the HDS.
Clear DTCs
- Turn the vehicle to the OFF (LOCK) mode and then the ON mode.
- Check for DTCs with the HDS.
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Is DTC B1003 indicated?
YES
Update the MICU.
NO
Intermittent failure, the system is OK at this time.
READ NEXT:
DTC (MICU)
NOTE : If you are troubleshooting multiple DTCs, be sure to follow the
instructions in B-CAN System
Diagnosis Test Mode A - Refer to: Body Electrical Troubleshooting - B-CAN System
Diagn
DTC (MICU)
NOTE : If you are troubleshooting multiple DTCs, be sure to follow the
instructions in B-CAN System
Diagnosis Test Mode A - Refer to: Body Electrical Troubleshooting - B-CAN System
Diagn
DTC (MICU)
NOTE : If you are troubleshooting multiple DTCs, be sure to follow the
instructions in B-CAN System
Diagnosis Test Mode A - Refer to: Body Electrical Troubleshooting - B-CAN System
Diagn
SEE MORE:
Test
1. Heater Control Panel - Remove
2. Heater Fan Switch - Test
Check for continuity between the terminals in each
switch position according to the table.
If the continuity could not found between the
indicated terminals, replace the heater fan switch.
3. All Removed Parts - Install
Inst
Use the audio/information screen to customize certain features.
When you customize settings:
Make sure that the vehicle is at a complete stop.
Continuously variable transmission models
Shift to (P).
Manual transmission models
Set the parking brake.
Models with navigation system
See the navi