Honda HR-V Owners & Service Manuals

Honda HR-V: Keyless Access System Symptom Troubleshooting - The Key-In Reminder Sounds In Vehicle OFF (lock) Mode When Door Is Open

Honda HR-V (2015-2021) Service Manual / Accessories & Equipment / Security System Keyless Entry System - Testing & Troubleshooting / Symptom Troubleshooting / Keyless Access System Symptom Troubleshooting - The Key-In Reminder Sounds In Vehicle OFF (lock) Mode When Door Is Open

1. PCU DTC check.

  1. Turn the vehicle to the ON mode.
  2. Connect the HDS to the data link connector (DLC).
  3. Check for DTCs in the POWER CONTROL UNIT with the HDS.

Security System Keyless Entry System - Testing & Troubleshooting

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):

  1. Turn the vehicle to the OFF (LOCK) mode.
  2. Disconnect the following connectors.

Under-dash fuse/relay box connector D (24P)Keyless access control unit connector A (32P)

  1. Check for continuity between test points 1 and 2.

Security System Keyless Entry System - Testing & Troubleshooting

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):

  1. Check for continuity between test points 1 and 2.

Security System Keyless Entry System - Testing & Troubleshooting

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):

  1. Reconnect the following connector.

Under-dash fuse/relay box connector D (24P)

  1. Measure the voltage between test points 1 and 2.

Security System Keyless Entry System - Testing & Troubleshooting

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:

  1. Reconnect the following connector.

Keyless access control unit connector A (32P)

  1. Turn the vehicle to the ON mode.
  2. 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

  1. Connect the voltmeter to test points 1 and 2.

Security System Keyless Entry System - Testing & Troubleshooting

  1. 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:

  1. Turn the vehicle to the OFF (LOCK) mode.
  2. Disconnect the following connector.

Keyless access control unit connector B (36P)

  1. Measure the voltage between test points 1 and 2.

Security System Keyless Entry System - Testing & Troubleshooting

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):

  1.  Disconnect the following connector.

Engine start/stop switch 10P connector

  1. 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

Security System Keyless Entry System - Testing & Troubleshooting

Security System Keyless Entry System - Testing & Troubleshooting

Security System Keyless Entry System - Testing & Troubleshooting

Security System Keyless Entry System - Testing & Troubleshooting

Security System Keyless Entry System - Testing & Troubleshooting

Security System Keyless Entry System - Testing & Troubleshooting

Security System Keyless Entry System - Testing & Troubleshooting

Security System Keyless Entry System - Testing & Troubleshooting

Security System Keyless Entry System - Testing & Troubleshooting

Security System Keyless Entry System - Testing & Troubleshooting

Security System Keyless Entry System - Testing & Troubleshooting

Security System Keyless Entry System - Testing & Troubleshooting

*1: With electric steering lock*2: CVT*3: M/T

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