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:
Catalytic converter movement caution
CAUTION: To prevent internal damage to the flexible coupling of the
catalytic
converter assembly, the converter must be supported. The vertical
movement at the rear of the catalytic converter assembly must not exceed
6 degrees up or down.
CLEAN, DRY, LOW PRESSURE GAS SOURCE CAUTION
CAUTION: Use the
Diagnostic information and procedures
SPECIFICATIONS
FASTENER TIGHTENING SPECIFICATIONS
Fastener Tightening Specifications
DIAGNOSTIC INFORMATION AND PROCEDURES
TRANSMISSION FLUID COOLER FLUSHING AND FLOW TEST
GM studies indicate that plugged or restricted transmission oil coolers and
pipes cause insufficient transmission
lubrication
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