Honda HR-V: DTC B1640 RF1 Antenna Not Connected Or Malfunction
Honda HR-V (2015-2021) Service Manual / Accessories & Equipment / Keyless Access Control Unit - Diagnostics / DTC B1640 RF1 Antenna Not Connected Or Malfunction
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DTC (Keyless Access Control Unit)
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:
- Clear the DTCs with the HDS.
Clear DTCs
- Push the door outer handle door lock button to lock the door.
- Touch the door outer handle touch sensor to unlock the door.
- Check for DTCs with the HDS.
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Is DTC B1640 indicated?
YES
Replace the keyless access control unit.
NO
Intermittent failure, the system is OK at this time. Check for loose or poor connections.
READ NEXT:
DTC B1645, B1647, B1659, B1663 Antenna Circuit Short
NOTE: Refer to the DTC code shown on the display, and then inspect the
connectors and terminals based on
the instructions in the table below.
DTC (Keyless Access Control Unit)
NOTE: If you are troub
DTC B1646, B1648, B1660, B1664 Antenna Circuit Open
NOTE: Refer to the DTC code shown on the display, and then inspect the
connectors and terminals based on
the instructions in the table below.
DTC (Keyless Access Control Unit)
NOTE: If you are troub
DTC U1280 (Keyless Access Control Unit) Keyless Access Control Unit
Communication Bus Line Error (BUS-OFF)
DTC (Keyless Access Control Unit)
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
SEE MORE:
Rear Turn Signal Light Bulbs
When replacing, use the following bulbs.
Rear Turn Signal Light: 21 W (Amber)
1. Use a Phillips-head screwdriver to remove
the bolts.
2. Pull the light assembly out of the rear pillar.
3. Turn the socket to the left and remove it.
4. Remove the old bulb.
5. Insert a new bulb.
6. Slide the light
VSA System Symptom Troubleshooting - ABS Indicator, Brake System
Indicator (Red), VSA Indicator, And Brake System Indicator (Amber) Do Not Go
OFF
1. DTC check:
Turn the vehicle to the ON mode.
Check for DTCs with the HDS.
Are there DTCs indicated?
YES
Do the DTC troubleshooting.
NO
Go to step 2.
2. Gauge control module operation check.
Do the gauge control module self-diagnostic function.
Is the gauge control module OK?
YES
Go to step
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