93 suburban
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CF Beginner
Joined: Sep 2011
Posts: 4
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93 suburban
12-System normal
15- coolant sensor circuit low or open
33-Map sensor out of range high.
42-Electronic spark timing circuit grounded
44-O2 sensor lean exhaust.
54-Egr system failure or fuel pressure circuit low
75-Digital egr #1 solenoid error
Thoughts?
Sent from my SAMSUNG-SGH-I827 using Tapatalk 2
15- coolant sensor circuit low or open
33-Map sensor out of range high.
42-Electronic spark timing circuit grounded
44-O2 sensor lean exhaust.
54-Egr system failure or fuel pressure circuit low
75-Digital egr #1 solenoid error
Thoughts?
Sent from my SAMSUNG-SGH-I827 using Tapatalk 2
Sent from my SAMSUNG-SGH-I827 using Tapatalk 2
