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 in the diagnostic procedures.

4

This step tests the ability of the MAP sensor to correctly indicate BARO.

6

This step tests the ability of the MAP sensor to respond to an increase in engine vacuum.

8

This step tests for a proper MAP sensor pressure with an applied vacuum.