Need help
09-27-2005, 11:02 PM
#1
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Join Date: Jun 2002
Location: POMONA, CA
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Car: 91 Camaro Z28
Engine: V8 5.0L
Transmission: auto
Need help
Today, my 1991 Camaro Z28, 5.0L V8 spit out four codes.
33
42
43
54
CAn someone help me out what some of these codes mean?
33
42
43
54
CAn someone help me out what some of these codes mean?
09-28-2005, 10:24 AM
#2
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Join Date: May 2005
Location: Pt. Pleasant, NJ
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Car: 1988 IROC -Z28
Engine: 5.7L TPI
Transmission: 700r4
Axle/Gears: 2.77
33. High voltage (low vacuum) at mass air flow sensor (or MAP sensor)
42. Fault at electronic spark timing circuit OR
Fault at direct ignition system OR
Fault at fuel cutoff relay circuit
43. Low voltage at electronic spark timing circuit
54. Low voltage at fuel pump OR
Low voltage at Fuel pump relay OR
Output failure at quad driver module
Good luck!
42. Fault at electronic spark timing circuit OR
Fault at direct ignition system OR
Fault at fuel cutoff relay circuit
43. Low voltage at electronic spark timing circuit
54. Low voltage at fuel pump OR
Low voltage at Fuel pump relay OR
Output failure at quad driver module
Good luck!
