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:
Active Noise Cancellation
SCHEMATIC WIRING DIAGRAMS
ACTIVE NOISE SYSTEM CANCELLATION WIRING SCHEMATICS (ENCORE)
Active Noise Cancellation (NKC)
Fig. 1: Active Noise Cancellation (NKC)
DIAGNOSTIC INFORMATION AND PROCEDURES
ACTIVE NOISE CANCELLATION MALFUNCTION
Diagnostic Instructions
Perform the Diagnostic System Check -
Sir seatbelt pretensioner handling warning
WARNING: When carrying an undeployed inflatable restraint seat belt
retractor
pretensioner:
Do not carry the seat belt pretensioner by the seat belt
webbing or
pigtail connector, if equipped.
Carry the seat belt pretensioner by the housing, keeping hands
and
fingers away from the seat belt
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