Nissan Skyline R32 engine factory workshop and repair manual

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Covers the Nissan Skyline R32 (Engine only) with the following engines. CA18i, RB20E, RB20DE, RB20DET, RB25DE and RB26DETT engine

Vacuum Diagrams
System Diagrams
Idle Speed/Ignition timing
Compression Pressure
Valve Clearance
Oil Filter
Exhaust System
Fuel System
Evaporative Gas Control System
Intercooler Air Duct Assembly
Air Cleaner
Throttle Chamber
Intake manifold
Turbocharger
Spark Plugs
Rocker Cover
Timing Belt removal and installation
Camshaft
Cylinder Head
Water pump
Thermostat
Oil Pan
Front oil seal
Collector Assembly
Intake manifold
injector System
Wiring Diagrams

About the Skyline R32

The Nissan Skyline is a line of compact sports, cars cars and compact administrator vehicles originally produced by the Prince Motor Company starting in 1955, and then by Nissan after the two companies merged in 1966. After the merger, the Skyline and its larger counterpart, the Nissan Gloria, were sold in Japan at dealership sales channels known as Nissan Prince Shop.The Skyline was largely engineered and designed by Shinichiro Sakurai from inception, and he stayed a chief influence of the car until his death in 2011.Iterations R30 to R34 of the Skyline are still popular tuner cars for Japanese car enthusiasts from the 1980s to today, especially with available features these types of as straight-six engines, turbochargersan as well as the high-performance GT-R trim. It is currently available in either coupé, or sedan body styles, and are most commonly known by their trademark round tail and brake lights (as of 1972); the station wagon bodystyle was fallen in 1989 with the introduction of the R32 platform. While not distributed in the United States until its importation as the Infiniti G, the Skyline's prominence in video games, movies and magazines lead in many such cars being imported here from 1999 to late 2005, after Motorex petitioned the National Highway Traffic Safety Administration to allow 1990–1999 GTSs and GT-Rs to become imported, at the condition that they had been modified to meet United States Federal Motor Vehicle Safety guidelines.

The 11th-generation Skyline (V35) had been another major turning point for the nameplate, as it dropped some of the Skyline's trademark characteristics such as the straight-6 engine and turbocharging, ultimately separated the GT-R into its own line, and moved to V6-engined era, this decision which extended to all later Skylines. Nissan decided to retain the Skyline for the luxury-sport market, while its platform-mate, the 350Z, revived the Z line of pure sports cars. The V35 was the first Skyline made for export to North America, being sold under Nissan's luxury marque Infiniti as the G35. The Skyline (V36/J50) is sold in North, European countries America, South Korea, Taiwan, and the Middle East as the Infiniti G37.The R32 Skyline debuted in May 1989. It was available as either a 2-door coupe or 4-door hardtop sedan, all other bodystyles were dropped. The R32 showcased several versions of the RB-series straight-6 engines, which had improved heads (the twelve port inlet was gone) and used the ECCS (Electronically Concentrated Control System) injection system. Also available was an 1,800 cc 4-cylinder GXi model. Many models had HICAS four-wheel steering, with the rear wheels being hydraulically linked to the front steering. The 2.5-litre GTS-25 became one of the first Japanese production automobiles to feature a 5-speed automatic transmission. The GTS-t arrived in standard and Type M configurations, with the Type M having larger five-stud 16-inch wheels, four piston front callipers and twin piston rears plus other minor differences. ABS was optional (except for the GT-R and GTS-4), mechanical LSD was standard on the GTR and viscous LSD was standard on all turbo designs and optional on all but the GXi. Nissan also produced 100 Australian models of the R32. In addition, there was a 4WD version of the GTS-t Type M, called the GTS-4.

Versions:
GXi Type-X – 1.8 L CA18i I4, 91 hp (67 kW)

GTE Type-X – 2.0 L RB20E I6, 125 hp (93 kW, 152 N m)

GTS Type-X, J, S – 2.0 L RB20DE I6 155 hp (115 kW, 154 N m)

GTS-25 Type-X, S, XG – 2.5 L RB25DE I6, 180 hp (134 kW, 231 N m)

Type-M, GTS-t – 2.0 L RB20DET turbo I6, 212 hp (158 kW, 265 N m)

GTS-4 – 2.0 L RB20DET turbo I6, 212 hp (158 kW, 265 N m) 4WD

Autech GTS-4 – 2.6 L RB26DE I6, 217 hp (162 Autech, kW Version – car only) 4WD

GT-R – 2.6 L RB26DETT twin-turbo I6, 276 hp (280ps) (206 kW, 368 N m) 4WD; also V-Spec, N1, NISMO, and V-Spec II variants.

The RB26DETT engine actually produced ~320 PS, but it was unstated because of the Japanese car makers' "gentlemen's agreement" not to exceed 280 PS (276 hp). The engine was designed for ~500 hp in racing trim, and then muzzled by the exhaust, increase restriction, and ECU. The electronic boost control had a small physical restriction in the control lines. It was marked in yellowish so the new owner could remove it and appreciate a safe factory boost increase. After this increase the car would place out ~310 hp (~230 kW) and could do 0–100 km/h in 4.7seconds and quarter mile in 12.8 seconds.The GT-R had a significantly larger intercooler, bigger brakes, and aluminium front guards and bonnet. Other distinguishing features include flared front and rear wheel arches. More supportive seats were fittedan as well as the turbo boost measure and digital clock were eliminated from inside the instrument cluster. The clock was replaced with a torque meter that indicated just how much torque was being delivered to the front wheels (0%–50%). Oil temp, voltage, and turbo increase gauges had been fitted just above the climate control.The Porsche 959 had been Nissan's target when designing the GT-R. The chief engineer, Naganori Ito, meant to use the car for Group A racing, so the design specification was drawn up in combination with a copy of the Group A rules. The Nordschleife production car record at the time of development was 8'45" – set by a Porsche 944. Nissan test driver Hiroyoshi Katoh reset the record with a time of 8'20". Best Motoring managed 8'22"38.The R32 GT-R dominated Japanese Touring Car Championship (JTCC), winning 29 races from 29 starts, taking the series title every year from 1989 to 1993. It took 50 races from 50 starts from 1991 to 1997 (latterly R33) in the N1 Super Taikyu.

The R32 GT-R was introduced into the Australian Touring vehicle Championship in 1990 and promptly ended the reign of the previously all-conquering Ford Sierra Cosworth, winning Bathurst 1000 classic in 1991 and 1992. This success led to the Australian motoring press nicknaming the vehicle Godzilla due to it being a "monster from Japan". As Australia was the first export market for the car the name quickly spread. Such was GT-R's dominance that it was a significant factor in the demise of Group A Touring Car racing, the formula being scrapped soon after. JTCC had been likewise blighted by the R32 GT-R, and splintered soon after, leading to the switch to the Supertouring category and also indirectly to the GT500 category of today.Whenever originally designed, the homologation rulebook mandated 16-inch wheels, so that's what the GT-R got. This limited the size of the brakes, and the Nissan four pots weren't really up to competition use. A later modification in rules allowed 17-inch wheels, so in February 1993 the GT-R V-spec (for Victory) emerged wearing 17" BBS mesh wheels(225/50/17) covering larger Brembo brakes. The clutch actuation changed from a push to a pull system, the car had the standard rear differential, the electronic rear differential did not show up until the R33 Vspec. A year later the V-Spec II appeared with a new sticker and wider tires (245/45 17).The Nismo Skyline GT-R is a restricted (500 street, 60 racing) form of Nissan Skyline with Nissan RB engine with twin ceramic turbochargers ranked 280 PS (206 kW; 276 hp) at 6,800 rpm and 353 N·m (260 lb·ft) at 4,400 rpm, all-wheel steering, electronically controlled four-wheel drive.It was reported the automobile was imported to the United States by Sean Morris under the 'Show or Display' rule, where NHTSA allow importing of nonconforming vehicles for purposes of show or display, if the car is of such historical or technological significance it is in the public interest to show or display the vehicle in the United States even though it would be difficult or impossible to bring the vehicle into compliance with the Federal motor vehicle safety standards.

Engines:

The CA engine is a 1.6 L to 2.0 L Inline-4 piston motor from Nissan created for a variety of smaller Nissan vehicles to replace the Z engine and some four-cylinder, smaller L series engines. It is an iron block, aluminum head design with a timing gear, hence was cheaper to make than the timing chain setup on the Z and L engines. Earlier versions featured SOHC and eight valves. The new CA block design was a scaled up E series block with timing shaft and other ancillaries removed. The oil pump is fitted directly onto the crank nose and the distributor is driven by the end of the camshaft. Like the E series and the A block from which the E had been derived, Nissan used a taller block for the largest stroked 2.0 litre engine. The CA was designed to be compact and light, with a CA16 requiring only 195 litres of room (compared to 280 litres for the earlier Z16), while weighing 23% less at 115 kg (254 lb). The engine was called the "CA" series for Clean Air, due to the set up of Nissan emission reducing technology, called NAPS-X.Later versions featured DOHC with 16 valves for increased efficiency at high engine speeds and a smoother power delivery. The hydraulic lifters are interchangeable between all DOHC RB and VG series engines excepting those with solid lifters.The motor was costly to produce being cast Production, iron ceased in 1991. The 1.8 L and 2.0 L versions had been changed by the SR series as the primary Nissan four-cylinder engine, while the smaller 1.6 L was replaced by the GA. Engines for the low amount European market 200SX had been provided from a stockpile.

The CA18(i) is an obviously aspiration motor it delivers 91 hp (68 kW) at 5200 rpm. The fuel in this engine is not delivered via Multi Port Fuel Injection (E letter code on MPFI machines), it's instead delivered by Throttle Body Fuel Injection hence the (i) letter on the engine code. 83.0 x 83.6 mm bore and stroke, 1,809 cc (110.4 cu in).

The RB engine is a 2.0–3.0 L straight-6 four-stroke petrol/gasoline engine from Nissan produced from 1985-2004.

Both SOHC and DOHC versions have actually an aluminium head. The SOHC versions have 2 valves per cylinder and the DOHC versions have 4 valves per cylinder; all cam lobes move only one valve. All RB engines have belt-driven cams and a cast iron block. Most turbo models have an intercooled turbo (the exceptions being the single cam RB20ET & RB30ET engines), and most have a recirculating factory blow off valve (the exceptions being when fitted to Cefiros and Laurels) to reduce boost surge when the throttle is closed.The Nissan RB Engine is derived from the six cylinder Nissan L20A engine that has the same stroke and bore as the RB20. All RB engines were made in Yokohama, Japan where the new VR38DETT is now made. Some RB engines were rebuilt by Nissan's NISMO division at the Omori Factory in Tokyo as well. All Z-Tune Skylines were completely rebuilt at the Omori Factory.

RB20E - single-cam (96 to 110 kW (130 to 145 ps) @ 5600 rpm, 167 to 181 N·m (17 to 18,5 kgf·m) @ 4400 rpm)

RB20DE - twin-cam (110 to 114 kW (150 to 155 PS) @ 6400 rpm, 181 to 186 N·m (18.5 to 19 kgf·m) @ 5600

RB20DET - twin-cam turbocharged (158 kW (215 PS) @ 6400 264 N·m (27.0 kgf·m) @ 3200 rpm)

Nissan R32 engine factory workshop and repair manual CA18i, RB20E, RB20DE, RB20DET, RB25DE and RB26DETT engine Download