Conditions for Setting the DTC
WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2018 GMC Yukon XL, 2018 GMC Yukon, 2018 Chevrolet Tahoe, 2018 Chevrolet Suburban, and 2018 Cadillac Escalade ESV. However, it is still accessible from the selected car via links, so may be relevant.
P0340 Condition 1
Camshaft Position Sensor = No Signal - For greater than 5.5 s
Condition 2
Camshaft Position Sensor = No Signal - For greater than 4 s - Starter is engaged.
Condition 3
Camshaft Position Sensor = Less than 4 pulses - For greater than 3 s
Condition 4
Camshaft Position Sensor = No Signal - During the first 2 engine revolutions.
Condition 5
Camshaft Position Sensor = No Signal - During 200 engine revolutions.
P0341 Condition 1
Camshaft Position Sensor = Less than 4 pulses - During 2 engine revolutions.
Condition 2
Camshaft Position Sensor = Greater than 6 pulses - During 2 engine revolutions.
Condition 3
Camshaft Position Sensor = Less than 398 pulses - Greater than 402 pulses - During 200 engine revolutions.