Honda HR-V Owners & Service Manuals

Honda HR-V: Wipers/Washers (MICU) Input Test

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.
  • Before testing, make sure the No. B5 (30 A)* fuse in the under-hood fuse/relay box are OK.
  • Before testing, make sure the No. C22 (15 A), No. C23 (10 A)*, and No. C40 (10 A) fuses in the underdash fuse/relay box are OK.
  • Before testing, make sure the No. D1-5 (30 A) and No. D15 (30 A)* fuses in the auxiliary under-dash fuse box are OK.

*1: Without keyless access system
*2: With keyless access system

1. Turn the vehicle to the OFF (LOCK) mode

2. Disconnect under-dash fuse/relay box connectors B, D, H, N, Q, T, and R.

NOTE : All connector views are shown from the wire side of the female terminals.

Exterior Trim - Testing & Troubleshooting

3. Inspect the connectors and socket terminals to be sure they are all making good contact:

  • If the terminals are bent, loose, or corroded, repair them as necessary, and recheck the system.
  • If the terminals are OK, go to step 4.

4. With the connectors still disconnected, do the following input tests:

  • If any test indicates a problem, find and correct the cause, then recheck the system.
  • If all the input tests prove OK, go to step 5.

Exterior Trim - Testing & Troubleshooting

Exterior Trim - Testing & Troubleshooting

*1: Without keyless access system
*2: With keyless access system

Exterior Trim - Testing & Troubleshooting

*1: Without keyless access system
*2: With keyless access system

5. Reconnect the connectors to the under-dash fuse/relay box, and do the following input tests:

  • If any test indicates a problem, find and correct the cause, then recheck the system.
  • If all the input tests prove OK, the MICU must be faulty; replace the under-dash fuse/relay box.

Exterior Trim - Testing & Troubleshooting

*1: With keyless access system
*2: CVT

Exterior Trim - Testing & Troubleshooting

Exterior Trim - Testing & Troubleshooting

*1: With keyless access system
*2: CVT

Exterior Trim - Testing & Troubleshooting

Exterior Trim - Testing & Troubleshooting

*1: With keyless access system
*2: CVT

CIRCUIT DIAGRAM

HEATED WINDSHIELD WIPER AREA CIRCUIT DIAGRAM

Exterior Trim - Testing & Troubleshooting

HORNS CIRCUIT DIAGRAM

Exterior Trim - Testing & Troubleshooting

WIPERS/WASHERS CIRCUIT DIAGRAM

Windshield

Exterior Trim - Testing & Troubleshooting

Exterior Trim - Testing & Troubleshooting

Rear Window

Exterior Trim - Testing & Troubleshooting

Exterior Trim - Testing & Troubleshooting

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