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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Shift to Test Mode 1
Check the PCM for DTCs and troubleshoot PCM or F-CAN loss of communication
errors first, then do this
diagnosis if the HDS is not available.
1. Check the No. B21 (10 A) fuse in the under-hood fuse/relay box and the No.
C34 (7.5 A) fuse in the under-dash
fuse/relay box. If a fu
DTC (Power Control Unit)
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.
1. Problem verification:
Cle