Think your car is SPI (Single Point Injection).
Will have a 'body' on the inlet manifold which is very similar to a
It will/should have a butterfly throttle valve plate.
Follow/look for accelerator cable and linkages.
At / on the throttle plate mechanics you will find a solenoid/stepper device
that mechanically adjusts the plate.
Check plate for easy movement by hand manipulation
Check solenoid for dirt etc.
Apply light oil to solenoid piston.
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