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Chevrolet
Tahoe
Engine
Wiring
Engine wiring diagrams camshaft sensor low voltage?
SWINT
MEMBER
2004 CHEVROLET TAHOE
5.3L
V8
4WD
AUTOMATIC
200,000 MILES
Knock sensor low voltage, camshaft sensor low voltage, mass air flow low voltage, shift solenoid b low voltage.
Tuesday, January 12th, 2021 AT 1:20 AM
1 Reply
ASEMASTER6371
MECHANIC
52,797 POSTS
Good morning,
What was the voltage at these sensors?
https://www.2carpros.com/articles/how-to-check-wiring
Are there any codes set for this issue?
https://www.2carpros.com/articles/checking-a-service-engine-soon-or-check-engine-light-on-or-flashing
All sensors should have 5 volts and all actuators and solenoids need 12 volts. I attached the wiring diagram for you to view.
I would also check the battery to be sure it is good.
https://www.2carpros.com/articles/car-battery-load-test
Roy
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Tuesday, January 12th, 2021 AT 3:56 AM
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