Honda HR-V: Keyless Access System Symptom Troubleshooting - The Key-In Reminder Sounds In Vehicle OFF (lock) Mode When Door Is Open
1. PCU DTC check.
- Turn the vehicle to the ON mode.
- Connect the HDS to the data link connector (DLC).
- Check for DTCs in the POWER CONTROL UNIT with the HDS.
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DTC (POWER CONTROL UNIT)
Are there any DTCs?
YES
Go to indicated DTC troubleshooting.
NO
Go to step 2.
2. Shorted wire check (KEY SW line):
- Turn the vehicle to the OFF (LOCK) mode.
- Disconnect the following connectors.
Under-dash fuse/relay box connector D (24P)Keyless access control unit connector A (32P)
- Check for continuity between test points 1 and 2.
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Is there continuity?
YES
Repair a short to ground in the wire.
NO
The KEY SW wire is not shorted. Go to step 3.
3. Open wire check (KEY SW line):
- Check for continuity between test points 1 and 2.
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Is there continuity?
YES
The KEY SW wire is OK. Go to step 4.
NO
Repair an open or high resistance in the wire.
4. Determine possible failure area (MICU, others):
- Reconnect the following connector.
Under-dash fuse/relay box connector D (24P)
- Measure the voltage between test points 1 and 2.
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Is there battery voltage?
YES
Go to step 5.
NO
Faulty MICU; replace the under-dash fuse/relay box.
5. Keyless access control unit KEY SW line check:
- Reconnect the following connector.
Keyless access control unit connector A (32P)
- Turn the vehicle to the ON mode.
- Select KEYLESS ACCESS CONTROL UNIT from the ONE-PUSH START system select menu with the HDS, and enter FUNCTIONAL TESTS.
ONE- PUSH START - KEYLESS ACCESS CONTROL UNIT - FUNCTIONAL TEST
- Connect the voltmeter to test points 1 and 2.
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- Select DRLOCKSWOUT with the HDS.
Does the voltage change from about 12 to 0 V?
YES
Go to step 6.
NO
Replace the keyless access control unit.
6. Keyless access control unit SS1 (+) line check:
- Turn the vehicle to the OFF (LOCK) mode.
- Disconnect the following connector.
Keyless access control unit connector B (36P)
- Measure the voltage between test points 1 and 2.
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Is there about 0 V?
YES
Reconnect the connectors and recheck the system. If the symptom does not go away, replace the keyless access control unit.
NO
Go to step 7.
7. Open wire check (SS1 (+) line):
- Disconnect the following connector.
Engine start/stop switch 10P connector
- Do the engine start/stop switch test.
Is the engine start/stop switch OK?
YES
Repair an open or high resistance in the wire.
NO
Replace the engine start/stop switch.
KEYLESS ACCESS SYSTEM SYMPTOM TROUBLESHOOTING INDEX
Troubleshooting Index
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*1: With electric steering lock*2: CVT*3: M/T
KEYLESS ACCESS INDICATOR DOES NOT GO OFF OR DOES NOT COME ON
Refer to: Keyless Access System Symptom Troubleshooting - Immobilizer indicator does not go off or does not come on
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FUEL PUMP CIRCUIT TROUBLESHOOTING
If you suspect a problem with the fuel pump, check that the fuel pump
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