Chevrolet Trax: Is a lab scope necessary?
Chevrolet Trax (2013-2022) Workshop Manual / General Information & Maintenance / Waveforms - Injector Pattern Tutorial / Is a lab scope necessary?
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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 will a set of noid lights
Checking Injector Resistance
If a short in an injector coil winding is constant, an ohmmeter will
accurately identify the lower resistance. The
same is true with an open winding. Unfortunately, an intermittent short is an
excep
Strengths of Dwell/Duty Meter
The obvious strength of a dwell/duty meter is that you can compare injector
on-time against a known-good
reading. This is the only practical way to use a dwell/duty meter, but requires
you to have k
SEE MORE:
Engine replacement - Removal Procedure
Remove the battery and battery tray. Refer to Battery Tray Replacement .
Relieve the fuel system pressure. Refer to Fuel Pressure Relief .
Recover the refrigerant. Refer to Refrigerant Recovery and Recharging
(R-134a) .
Remove the front tire and wheel assembly. Refer to Tire and Wheel
Remov
Neutral - Engine Running - Gen 2/Hybrid
Fig. 8: Neutral -- Engine Running Fluid Flow Diagram
Drive Range, First Gear Engine Braking (Gen 2/Hybrid)
Note: Some models of the 6T30/40/45/50 automatic transmission are equipped
with an electric auxiliary fluid
pump for use in hybrid vehicles (BAS+). Hybrid vehicles do not require internal
c
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