Page 1 1nzfe engine jdescription the 1nzfe engine is a inline, 4cylinder, 1. Many products that you buy can be obtained using instruction manuals. The vvti variable valve timingintelligent system, dis direct ignition system and etcsi electronic throttle control systemintelligent are used on this engine in order to realize high performance, quietness, fuel economy and clean emission. Toyota highlander is called toyota kluger in japan. Before servicing the vehicle, refer to the precautions section. This is a constant shape in order to have some flexibility. Head warpage or cracking could result from removing the bolts in the wrong order. Installation of cylinder head toyota 4a f 4a ge engine. However, this does not mean that the same bolt can be reused for the same application. The engine series features many advanced technologies including slantsquish combustion chambers, offset cylinder and crank centers, and the vvti continuously variable intake valve timing system. Plastic region tightening bolts are used for the cylinder head, main bearing caps and connecting rods. Uniformly install and tighten the 8 cylinder head bolts in the sequence shown in the illustration. A member of toyotas az engine family, key features of the 1az fe included its aluminium alloy block and cylinder head, double overhead camshafts, variable intake valve timing and 9.
End seals pressureactuated cylinder bodytohead and cap o rings. I know this is the wrong place to post because most people are dead set on oem which is fine i just wanted to know if anyone has actual experience with aftermarket heads, i. Install the plate washers to the cylinder head bolts. Cylinder head cover lightweight and highstrength aluminum diecast cylinder head cover is used. The cylinder head cover not to be confused with the cylinder head is made of magnesium alloy for lighter weight. Get toyota engine 1nz fe repair manual pdf file for free from our online library pdf file. The 2nzfe engine had thinwalled cast iron liners which enabled a distance between the bores of 8 mm with spiny type construction in that their casting exteriors formed large, irregular surfaces for better adhesion with the cylinder block. Hi guys my 1993 lc 1fzfe has lpg injection as well has started it run ruff as guts and has a ticking noise so i did a compression test with the following results. The toyota 2azfe features a lightweight aluminum block with thin castiron cylinder liners and 16valve dohc aluminum head with four valves per cylinder two intakes and two exhaust. The cylinder head bolts are tighten in three progressive steps. Preparation1nzfe engine control system sst 0981733190 sensor socket wrench.
Engine mechanical cylinder head gasket 2az fe 1493 author. Cylinder head warpage or cracking could result from removing bolts in incorrect order. It retains the same bore and stroke, but the compression ratio is lowered to 10. The 2ar cylinder block has straight4 configuration, it is made of aluminum.
The 2az fe uses an all aluminum block design with cast iron cylinder liners to help save weight which was important for the economyfocused vehicles it was designed for. Lubrication of the cam journals and gears is accomplished by oil being supplied through the oiler port in the center of the camshaft. If the warpage is greater than the maximum, replace the cylinder head. If the warpage is greater than the maximum, replace the. The cylinder head bolts are tightened in 2 successive steps. Remove cylinder head subassembly lh a uniformly loosen the 10 cylinder head bolts in the order shown in the illustration. Some details of the 2azfe engine showing 189 of 89 messages.
Cylinder head the angle of the intake and exhaust valves is narrowed and set at 33. It has been reported that stripped head bolt threads have been found on some of these engines during tear down. Engineered using the latest technologies and global. Toyota 2ar engine reliability, problems and repair. If you need durable gaskets to prevent leaks on your vehicle, felpro is the way to go. The car had covered about 60,000 miles when the conversion. Using a dye penetrate, check the intake ports, exhaust ports and cylinder surface for cracks.
Page 1 1nz fe engine jdescription the 1nz fe engine is a inline, 4 cylinder, 1. Using several steps, uniformly loosen and remove the 10 cylinder head bolts and 10 plate washers with a 10 mm bihexagon wrench in the sequence shown in the illustration. Gonna write this stuff down and post it so i dont lose it. The location of this condition has been noted at the rear of the engine where the cylinder head bolts to the cylinder block. Multilayer steel mls cylinderhead gaskets innovative sealing solutions for new engine designs. I live in the north yorkshire area of the uk and bought my cruiser 67 years ago.
Position the head gasket correctly on the cylinder head1. Toyota highlander engines for 20012007 were 1mz vvti which was the same engine for lexus rx300 from 1999 to 2003, toyota 2az fe which is the same engine for 20022010 toyota camry, 20052010 scion tc etc and 3mz fe. Toyota 1nzfe engine reliability, tuning, supercharger. The 2azfe uses an all aluminum block design with cast iron cylinder liners to help save weight which was important for the economyfocused vehicles it was designed for. Cylinder head cover lightweight yet highstrength aluminum diecast cylinder head cover is used. This item professional powertrain 2852c toyota 1zzfe 9908 remanufactured cylinder head. Professional powertrain 2899 toyota 2rzfe3rzfe remanufactured cylinder head mophorn complete cylinder head for 8595 toyota 22r 22re 22re 2. It produced 160 hp 120 kw at 5600 rpm and 162 lbft 220 nm of torque at 4000 rpm. The az series uses an aluminium engine block with cast iron cylinder liners and aluminium dohc cylinder heads. Engine 2trfe engine 271eg05 cylinder head cover gasket no. Steel head bored and grooved to provide concentricity for mating parts. The 1299 cc 2nzfe engine had an aluminium alloy cylinder block with 75.
Eg5 engine 1zzfe engine 222eg17 cylinder head cover cylinder head cover gasket a a cross section 216eg36 216eg37 in ex a a injector ex in water jacket taper squish engine proper 1. Apr 25, 20 tighten the 10 cylinder head and plate washers, in several passes, in the sequence shown. Toyota also used an aluminum cylinder head with a dohc design to improve power and efficiency. Cylinder head bolt threads damaged 2azfe repair procedure overview 1. Mophorn complete cylinder head for 8595 toyota 22r 22re 22re 2. There is a 2ur mark on the right side bank and a 2ul mark on the left side bank. An oil delivery pipe is installed inside the cylinder head cover. On the rear side of the cylinder head gasket are marks to distinguish the left side and right side banks. Eg5 engine 1zz fe engine 222eg17 cylinder head cover cylinder head cover gasket a a cross section 216eg36 216eg37 in ex a a injector ex in water jacket taper squish engine proper 1. The cylinder body heavywall steel tubing, honed to a micro finish bore. Using a precision straight edge and a feeler gauge, measure the surface contacting the cylinder block and the manifolds for warpage. Jan 16, 2019 b place the cylinder head in position on the cylinder head gasket. Use care to install the gaskets on the correct sides. Cylinderhead bolts guarantee a secure and releasable joint.
The toyota 1azfe features a lightweight aluminum block with thin castiron cylinder liners and aluminum head with two camshafts dohc and four valves per cylinder two intakes and two exhaust. Position the head gasket correctly on the cylinder head 1. Adjustment of the valve clearance is done by means of an outer shim type system, in which valve adjusting shims are located above the valve lifters. Aug 24, 2010 the following information concerns the loss of coolant on some 20022006 toyota 2. Pp2 preparation 1nzfe engine control system pp recommended tools 0908200040 toyota electrical tester. Designed as a straight 4cylinder engine, it had a displacement of 2. For the current generation of engines, the profes sional repairing of the cylinder head sealing system requires that both components cylinder head gasket and.
The following information concerns the loss of coolant on some 20022006 toyota 2. The engine block is found in many toyota models assembled in japan and asian countries. The toyota az engine family is a straight4 piston engine series. Cylinder head cover the cylinder head cover is made of plastic to reduce weight and noise. Gen 5 20022006 camry, scion, rav4 and 4 cylinder highlanders. Toyota 2azfe cylinder head bolt thread repair pakwheels forums. Professional powertrain 2899 toyota 2rz fe 3rz fe remanufactured cylinder head mophorn complete cylinder head for 8595 toyota 22r 22re 22re 2.
Apply a light coat of engine oil on the threads of the cylinder head bolts. Cylinder head design and modification getting started. Ssb003114, 2az fe engine oil consumption inspection procedure, has been performed before continuing with this bulletin. A member of toyotas az engine family, key features of the 1azfe included its aluminium alloy block and cylinder head, double overhead camshafts, variable intake valve timing and 9. Mar 10, 2008 engine mechanical cylinder head gasket 2az fe 1493 author. Ssb002411 rev2 august 11, 2011 page 6 of 25 2az fe engine oil consumption repair procedure repair procedure note verify that service bulletin no. Toyota 2azfe cylinder head cylinder heads australia. As a result of installing the injector in the intake port of the cylinder head, the contact of the fuel against. Cylinder head bolt tightening sequence1zz fe and 2zzge engines.1377 819 240 679 1570 367 718 563 1561 902 271 339 34 1456 889 1305 1551 499 249 1539 332 57 234 914 41 300 1012 639 789 1529 1402 546 1355 840 103 247 991 430 1398 1130 1094