Check the hose clips for tightness and examine the trunking for any cracks or splits and next every the vacuum system, the little bore pipes and fittings for cracks and missing parts. The best way to find a leak is to have the engine organization and hot and after that spray lighter gas /propane or brake cleaner vis--vis each joint in turn. If the engine rev s going on you ve found your leak.
Its after that worth getting the fuel pressure checked as if this is low due to a blocked filter or faulty regulator or even a under the weather pump will every consequences in insufficient fuel creature delivered to the engine. Might furthermore be worth cleaning out the idle speed direct motor / valve as these acquire clogged taking place considering carbon and some brake cleaner washed through helps free things off.
Hello the TPS does have an effect on switching the car into idle mode appropriately I'd recommend to create sure the throttle plate is 100% closed and not slightly stuck once carbon. and subsequently get used to the TPS for that reason that the IDL pin is continuous to the E2 glue like the throttle is closed, and admission circuit in the same way as the throttle is just cracked. Don't bother nearly any voltages, the IDL contact is the essentially important one.