Mike's Workshop Manuals
: Service manuals for every vehicle
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Chevrolet
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2006
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Chevy Express G2500, Van Cargo Extended, 6.6 2
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Repair and Diagnosis
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Engine Performance
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System
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Engine Control System - 6.6L (LLY) - DTC P0401 To DTC P268A
>>
DTC P2228 or P2229
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Typical Scan Tool Data
Typical Scan Tool Data
BARO Sensor
Circuit
Normal Range
Short to Ground
Open
Short to Voltage
BARO 5-Volt Reference
-
39 kPa
39 kPa
111 kPa
BARO Signal
65-104 kPa
39 kPa
39 kPa
111 kPa
BARO Low Reference
-
-
111 kPa
-