Question

2004 Mercury Monterey installed camshaft sensor for the engine code p0340 I still have stumble and bog during accelerate.

Answer 1

HI there,

When replacing the cam sensor it must be syncronized after the install or it won't be operating correctly and it could still cause driveability issues.

Answer 2

P0340 Mercury Code - Camshaft Position Sensor Circuit Bank 1 Sensor 1
Read more: https://www.autocodes.com/p0340_mercury.html