Conditions for Clearing the DTC
WARNING: This page is about a different car, the 2009 GMC Sierra and 2009 Chevrolet Silverado. However, it is still accessible from the selected car via links, so may be relevant.
DTCs P1A1F and P1A4E are Type C DTCs.
P1A1F
- The calculated battery voltage measurement is greater than 260 volts.
- Each individual hybrid battery voltage measurement is greater than 13 volts.
P1A4E
- The calculated battery voltage measurement is less than 390 volts.
- Each individual hybrid battery voltage measurement is less than 19.5 volts.