Conditions for Setting the DTC
WARNING: This page is about a different car, the 2018 GMC Yukon XL, 2018 GMC Yukon, 2018 Chevrolet Tahoe, and 2018 Chevrolet Suburban. However, it is still accessible from the selected car via links, so may be relevant.
P2160
- No speed signal from the transfer case speed sensor.
- The transfer case output shaft speed is 50 RPM or less.
P2161
- Loss of speed signal from the transfer case speed sensor.
- Output speed signal is increasing: current transfer case speed signal - last valid output speed greater than 475 RPM.
- Output speed signal is decreasing: current transfer case speed signal - last valid output speed less than 255 RPM.