Dead battery causing 2 errors PO12B and PO111 ?

Question

Left on interior lights on causing dead battery. check engine lite came on with 2 errors PO12B and PO111 . could the dead battery have cause this?

Answer 1

Hi there

These codes are not triggered by a drained battery.

The P012B code indicates an issue with the turbocharger inlet pressure sensor. Here is some info for you.

P012B FORD - Turbocharger/Supercharger Inlet Pressure Sensor Circuit Range/Performance Downstream Of Throttle Valve

Read more: https://www.autocodes.com/p012b_ford.html

The P0111 code indicates an issue with the intake air temp sensor. Here is some info for you.

P0111 FORD - Intake Air Temperature Sensor 1 Circuit Range/Performance Problem

Read more: https://www.autocodes.com/p0111_ford.html