Honda HR-V: 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.
- Connect the HDS to the DLC.
- Turn the vehicle to the ON mode.
- Make sure the HDS communicates with the vehicle. If it does not
communicate, go to the DLC
circuit troubleshooting.
- Check for PGM-FI system DTCs with the HDS.
Are any DTCs indicated?
YES
Go to the indicated DTC's troubleshooting.
NO
Go to step 2.
2. Alternator Test.
- Jump the SCS line with the HDS.
SCS Short
- 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.
READ NEXT:
CHARGING SYSTEM SYMPTOM TROUBLESHOOTING INDEX
CHARGING SYSTEM INDICATOR STAYS ON
Diagnostic procedure
1. Gauges Self-Diagnostic Function
CIRCUIT DIAGRAM
CHARGING SYSTEM CIRCUIT DIAGRAM
Without Keyles
ALTERNATOR OVERHAUL
Special Tools Required
Bearing Driver
Attachment, 42 x
47 mm
07746-0010300
Driver Handle, 15
x 135L
07749-0010000
Exploded View
1. Alternator Exploded View
Fig. 1: Alternator Ex
SEE MORE:
Probable Cause
Gear noise
Poor gear mesh between ring gear and drive pinion
Hypoid gear (wear or damage)
Poor pre-road (drive pinion)
Debris in hypoid gear area
Fluid level too low
Distortion of the differential carrier case
Excessive backlash (hypoid gear)
Excessive backlash (differential
NOTE:
Check the vehicle 12 volt battery condition first.
Check for B-CAN DTCs and resolve them before troubleshooting.
Check the connectors for poor connections or loose terminals.
1. Problem verification:
Turn the vehicle to the ON mode.
Turn the combination lighting switch to the parking l