Voltage to high - ias and tps

[Markd89]

i have a vectra 1.8 16v engine in my corsa,
i have the following fault codes

71 - intake air temp sensor voltage high
21 - throttle position sensor voltage high

anyone have any ideas on how to solve it ?
im running managment ( ecu and loom ) from a c18xe from an astra mk3

cheers

[phazer]

Probably a bad earth, check, clean and tighten all of them.

[fearless]

Check alternator charge rate - as fault code states - probably too high ;)