Conditions for Setting the DTC
WARNING: This page is about a different car, the 2010 GMC Sierra and 2010 Chevrolet Silverado. However, it is still accessible from the selected car via links, so may be relevant.
P1B05 and P1B06
- The MCM does not detect HVIC current flow.
- DTC P1B05 and P1B06 set within 1 second when the above condition is met.
P1AE2
- The BECM detects HVIC source current is less than 5 mA and HVIC return current is less than 5 mA.
- DTC P1AE2 sets within 1 second when the above condition is met.
P1AE3
- The BECM detects HVIC source current is between 5-18 mA and HVIC return current is less than 5 mA.
- DTC P1AE3 sets within 1 second when the above condition is met.
P1AE4
- The BECM detects HVIC source current is less than 5 mA and HVIC return current is greater than 35 mA.
- DTC P1AE4 sets within 1 second when the above condition is met.