P1658 Fault Code
You can find information about the P1658 fault code on this page.
BE WARNED! This particular code can mean a different thing depending on what make the car is, check below.
Manufacturer-Specific Meanings

Jaguar P1658
"Throttle motor relay – malfunction"

Audi P1658
"Data Bus Powertrain"

Toyota P1658
"Wastegate Valve Control Circuit."
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