OEM 2004 Chevrolet Corvette MAP Sensor

2004 Chevrolet Corvette MAP Sensor Parts and Q&A

• Q: How to replace the MAP Sensor on 2004 Chevrolet Corvette?

  A: To replace the manifold absolute pressure (MAP) sensor one must first remove all the engine sight shields and the Fuel Rail assembly, which requires to remember that the access to the MAP Sensor is limited, even though it will not require the donor of the intake manifold to be removed. Next, loosen the pcv heat exchange cable fastener, remove the pcv hose from the Throttle Body, the pcv hose from the right bank port and release the pcv hose assembly from the mounting brackets and move to one side. Remove the MAP Sensor harness connector, then pull the MAP Sensor toward you and disengage it from the retainer, then the upward move. Prior to the installation of the new MAP Sensor, test preclude the seal of the MAP Sensor if it is damaged, and replace with a light coat of clean engine oil. Install MAP Sensor in compressing down to snap into the retainer, re-connecting the harness connector, and re-aligning the retainer for the pcv hose assembly for re-assembly. Mount the pcv hose assembly to the mounting brackets , then install pcv hose to the right bank port and then pcv hose to the Throttle Body. And the installation of pcv heat exchange cable fastener and tightening it to 12n.m (106 lb in), as well as the Fuel Rail and engine sight shields.