Conditions for Setting the DTC
WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2012 GMC Yukon XL, 2012 GMC Yukon, 2012 Chevrolet Tahoe, 2012 Chevrolet Suburban, and 2012 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.
B1825 01, B1850 01, B1860 01, B2355 01, B2365 01, B2375 01
If the MSM sees the analog input from this sensor is greater than 4.75 volts, the sensor will be considered out of range and the MSM will set this DTC.
B1825 06, B1850 06, B1860 06, B2355 06, B2365 06, B2375 06
If the MSM sees the analog input from this sensor is less than 0.22 volts, the sensor will be considered out of range and the MSM will set this DTC.
B1825 5A, B1850 5A, B1860 5A, B2355 5A, B2365 5A, B2375 5A
This DTC will set, if the MSM is controlling a motor in one direction and its position sensor is tracking the motor in the opposite direction. The sensor is either mounted or wired incorrectly, or the polarity of the motor control circuits are reversed.