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Home >> Chevrolet >> 2020 >> Express 2500 LS, 6.0L Eng VIN G >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 22 (Engine Controls And Fuel - 2.8L (LWN) Diesel - Diagnostic Information And Procedures (2 Of 3)) >> Diagnostic Information and Procedures >> DTC P0627-P0629 >> Typical Scan Tool Data

Typical Scan Tool Data

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Fuel Pump Relay Control Circuit High Voltage Test Status

Circuit Short to Ground Open Short to Voltage
Operating Conditions :  Engine = Idling
Parameter Normal Range :  OK or Not Run
Control OK OK Malfunction
Ground OK OK OK
Fuel Pump Relay Control Circuit Low Voltage Test Status

Circuit Short to Ground Open Short to Voltage
Operating Conditions :  Engine = Idling
Parameter Normal Range :  OK or Not Run
Control Malfunction OK OK
Ground OK OK OK
Fuel Pump Relay Control Circuit Open Test Status

Circuit Short to Ground Open Short to Voltage
Operating Conditions :  Engine = Idling
Parameter Normal Range :  OK or Not Run
Control OK Malfunction OK
Ground OK Malfunction OK
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