Test Description

WARNING: This page is about a different car, the 2003 Chevrolet Corvette. However, it is still accessible from the selected car via links, so may be relevant.

The numbers below refer to the step numbers on the diagnostic table.

This step determines if fuel is being transferred to the right fuel tank.
The fuel pump runs for 2 seconds each time it is commanded ON with the scan tool. The fuel pump must be enabled several times to achieve the time specified in the diagnostic table.
This step determines if fuel is transferred to the left fuel tank.
The fuel pump runs for 2 seconds each time it is commanded ON using the scan tool. The fuel pump must be enabled several times to achieve the time specified in the diagnostic table.

Fig 1: DTC P0461 (Without FFS) (1 Of 5)
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Fig 2: DTC P0461 (Without FFS) (2 Of 5)

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Fig 3: DTC P0461 (Without FFS) (3 Of 5)

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Fig 4: DTC P0461 (Without FFS) (4 Of 5)

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Fig 5: DTC P0461 (Without FFS) (5 Of 5)

Courtesy of GENERAL MOTORS CORP.