Introduction:Erratic idle is one of the most common problems with our cars. This is caused by the number of engine components that are affecting it, such as: IAA (Idle Air Adjusting unit), Air Regulator, Throttle Bodies, Injectors, CAS, fuel delivery, vacuum piping. This article will cover the three components mentioned first. IAA-unit:This unit consists mainly […]
General:Unfortunately the rubber used for sealing the contacts to the harness is prone to crack after years of use in the hot environment of the engine bay. When it cracks, the moisture from the air can enter the contact and cause it to corrode. Of course the best thing is to replace the old harness […]
A compilation of helpful links, articles, and information sources that should be bookmarked by ANY Nissan 300ZX owner. Factory Service Manuals: https://www.nicoclub.com/archives/nissan-300zx-factory-service-manuals.html Additional Service Manuals: http://www.300zx-twinturbo.com/cgi-bin/manual.cgi Z32 Photo Guide:http://www.z32photoguide.com/ Boost Leak Location Guide:http://www.thumper300zx.com/z32/boostleaks/boost_leak_guide.htm Twin Turbo Swap Guide: https://forums.nicoclub.com/tg-s-tt-swap-thread-officially-started-t342243.html Removing the 300ZX Plenum and Bypassing Coolant Hoseshttp://www.thedevilsz.com/site/technical/articles/Z32_plenum_pull.pdf Changing the Timing Belt on a 300ZX:http://www.ttzd.com/tech/timingbelttech.html Vacuum hose […]
General:This article describes further investigation on unstable idle problems. Main topics will include the coolant temp sensor, TPS, power balance test, ignition coils, spark plugs, injectors, CAS, MAS, fuel delivery, PCVs, vacuum leaks and a compression test. Coolant temperature sensor:The ECU coolant temp sensor is a very common cause of high idle, hesitation and safety […]
Thanks to Spongerider on tt.net who suggested this method. Preparations:You need to block the intake pipes right after the filter. You can either plug the both metal pipes that the intake T-hose attaches to or use the T-hose and plug its inlet. Use your imagination here. I plugged the T-hose by using the MAF-dummy that […]
Our Z32 Moderator puts the PowerTrix Ultralite coilovers through their paces on a Nissan 300ZX at the Tail of the Dragon.
Christal recently contacted us asking if NICO would be at ZdayZ 2015. We hadn’t planned to be there, but we knew we’d have lots of NICO members there. When she found this out, she wanted to know what she could do to help spread the NICO love around the event. So we shipped a box full of goodies to her to hand out.
Last year I attended Zdayz (2014) in my 1990 Nissan 300zx TT affectionately named Shibui and had some of the most memorable road driving times of my life! The ones I wish I could forget are those of a squirrely backend of the car, and the infamous rubbing sound when coming out of an upward […]
The 800-horsepower No. 75 Nissan 300ZX twin turbo was one of 550 vehicles invited to compete in what has become the cornerstone of the Monterey Peninsula’s annual Classic Car Week.
This tri-fold brochure was issued for the Japanese market dealerships in mid-1989 to announce the new Z.