В основном это характерно для s197 2004-2006 годов выпуска.
Для 2002
P0340 - Camshaft Position (CMP) Sensor Circuit Malfunction
The test fails when the PCM can no longer detect the signal from the CMP sensor.
CMP circuit open
CMP circuit short to GND
CMP circuit short to PWR
SIG RTN open (VR sensor)
CMP GND open (Hall effect sensor)
CMP misinstalled (Hall effect sensor)
Damaged CMP sensor shielding
Damaged CMP sensor