Honda HR-V Owners & Service Manuals

Honda HR-V: Testing

Honda HR-V (2015-2021) Service Manual / Electrical / Charging System - Overhaul, Testing & Troubleshooting / Testing

ALTERNATOR PERFORMANCE TEST

Special Tools Required

Honda 12 Volt Battery Diagnostic Station (GR8): Model Number MTRGR81100P*

*: Available through the Honda Tool and Equipment Program 888-424-6857

1. PGM-FI system DTC check.

  1. Connect the HDS to the DLC.
  2. Turn the vehicle to the ON mode.
  3. Make sure the HDS communicates with the vehicle. If it does not communicate, go to the DLC circuit troubleshooting.
  4. Check for PGM-FI system DTCs with the HDS.

Charging System - Overhaul, Testing & Troubleshooting

Are any DTCs indicated?

YES

Go to the indicated DTC's troubleshooting.

NO

Go to step 2.

2. Alternator Test.

  1. Jump the SCS line with the HDS.

SCS Short

  1. Test the alternator with the honda 12 volt battery diagnostic station (GR8).

NOTE: For setup, customization, and other available features, refer to the GR8 user's manual.

Is the result OK?

YES

Intermittent failure, the system is OK at this time.

NO

Replace the alternator or repair the alternator.

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