Honda HR-V: Is a Lab Scope Necessary?
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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
A DVOM is typically used to check injector resistance and available voltage
at the injector. Some techs also use
it check injector on-time either with a built-in feature or by using the
dwell/duty f
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 a rtic
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NOTE: Before you troubleshoot, review the General Troubleshooting
Information.
1. Problem verification (with engine idling):
Turn the vehicle to the ON mode.
Clear the DTC with the HDS.
Start the engine.
Check for DTCs with the HDS.
Is DTC C1852-18 indicated?
YES
The failure is duplicated.
DTC TROUBLESHOOTING
DTC TROUBLESHOOTING C0077-78: LOW TIRE AIR PRESSURE
NOTE:
Before troubleshooting, check the outside air temperature sensor. If
outside air temperature sensor is
failed, the VSA modulator-control unit may set this code.
Make sure to avoid lopsided loading on one side (left o