Buick Encore: Waveforms - Injector Pattern Tutorial
Buick Encore 2012-2019 Service Manual / General Information & Maintenance / Waveforms - Injector Pattern Tutorial
- Purpose of this article
- Is a lab scope necessary?
- The two types of injector drivers
- Interpreting injector waveforms
- Current waveform samples
- Voltage waveform samples
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Purpose of this article
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
Is a lab scope necessary?
Use the Right Noid Light
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
The two types of injector drivers
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
SEE MORE:
Chassis control module programming and setup
NOTE:
DO NOT program a control module unless directed to by a service
procedure or a service bulletin. If the control module is not properly
configured with the correct calibration software, the control module will
not control all of the vehicle features properly.
Ensure the programming tool
Cylinder head replacement
Cylinder head replacement - Removal Procedure
Special Tools
EN-470-B Angular Torque Wrench
EN-955 Fixing Pin
EN-953-A Fixing Tool
For equivalent regional tools, refer to Special Tools.
Removal Procedure
Disconnect battery negative cable. Refer to Battery Negative Cable
Disconnection and Con
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