Honda HR-V: Waveforms - Injector Pattern Tutorial
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NOTE: This is GENERAL information. This article is not intended to be
specific to any
unique situation or individual vehicle configuration. For model-specific
information see appropriate articles whe
INTRODUCTION
You probably have several tools at your disposal to diagnose injector
circuits. But you might have questioned
"Is a lab scope necessary to do a thorough job, or will a set of noid lights
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Special Tools Required
Vacuum Pump/Gauge, 0-30 inHg Snap-on YA4000A or equivalent, commercially
available
NOTE:
Before beginning this troubleshooting, do a customer diagnostic
interview - Refer to: Fuel and
Emissions Systems Symptom Troubleshooting - Engine stalls Diagnostic
interview, or Fu
NOTE: Before testing, check for DTCs. If any DTCs are indicated, troubleshoot
the indicated DTCs first.
1. Connect the HDS to the data link connector (DLC).
2. Turn the vehicle to the ON mode.
3. Select KEYLESS ACCESS CONTROL UNIT from the ONE-PUSH START system select menu
with the
HDS.
4. Sele