Chilton has a manual you can pick up at your local auto store that has all wiring and vaccum diagrams for 89-92 180sx/200sx/240sx No it doesn't, been there done that. It has wiring schematics for everthing but the engine bay. It has Vacuum and wiring diagrams for everything but a 1990 240SX with the KA24E.
You can find complete diagrams at http://www.CarGurus.com
You can find complete diagrams at http://www.CarGurus.com
At the Nico website
haynes manual at parts store
check all vacuum lines for leaks
schematic for 1990 cougar ck www. autozone.com. look for tech support area one place has all of such for many cars.
A schematic can be found in a 1990 E250 service manual. The manual may be available at the local library. Or, it may be purchased through most auto parts.
how to change a thermostat on a 1990 Nissan pintara
Nissan dealer
The intake manifold on a 1990 Acura Integra connects to the head of the engine. Loosen all of the nuts from the manifold to the head, disconnect the throttle body, vacuum lines, fuel injectors and coolant lines then pull the manifold from the head.
Nissan Presea was created in 1990.
Nissan Primera was created in 1990.