Cylinder head gasket (cylinder head) in Nissan Cube - a critical element that ensures tightness between the cylinder block and the head. Its wear or damage leads to serious problems: from engine overheating to antifreeze getting into the oil or combustion chambers. Owners Cube (especially with motors HR15DE And KR15DE) are often faced with the need to replace the gasket after 150–200 thousand kilometers, but neglecting the symptoms can result in a major overhaul.

In this article you will find step by step instructions with photos, list of tools and consumables, as well as unique nuances for Nissan Cube, which are not taken into account in the universal manuals. We will look at how to avoid common mistakes (for example, misalignment of the head when tightening bolts) and check the result of the work without diagnostic equipment. If you notice white smoke from the exhaust pipe, oil in the expansion tank, or constant “eating” of antifreeze, these instructions are for you.

Signs of a bad cylinder head gasket on a Nissan Cube

Symptoms of a broken cylinder head gasket Cube often disguised as other breakdowns, but there are key markers, which cannot be ignored. The main danger is the gradual development of the problem: in the early stages, the engine can work stably, but every kilometer of mileage aggravates the damage.

Main features:

  • 🔥 Engine overheating for no apparent reason (the fan is running, the thermostat is working). On Nissan Cube with motor HR15DE the critical temperature occurs already at 105–110°C — follow the sensor arrow!
  • 💨 White smoke from the exhaust pipe, especially after warming up. This is a sign of antifreeze getting into the combustion chambers. On a cold engine, steam may be normal, but if the smoke does not disappear after 5-10 minutes, there is a problem with the gasket.
  • 🛢️ Emulsion in oil or oily spots in antifreeze. Check the dipstick and oil filler cap: if there is white foam, the gasket is broken between the oil and cooling channels.
  • 🚗 Antifreeze level drop no external leaks. If the tank is empty, but there is no puddle under the car, the liquid goes into the cylinders or crankcase.

On Nissan Cube second generation (2008–2014) with motor KR15DE common microcrack between 3rd and 4th cylinders - This is the weak point of the design. If you ignore the symptoms, the consequences can be fatal: from water hammer to piston jamming.

⚠️ Attention: On Cube with variator Jatco JF015E Overheating of the engine due to a broken cylinder head gasket leads to rapid wear of the CVT belt. If the temperature rose higher 110°C, after repairing the cylinder head, be sure to check the condition of the variator!

Preparing for replacement: tools and consumables

Replacing the cylinder head gasket with Nissan Cube requires not only a set of tools, but also special devices. For example, without a torque wrench it is impossible to tighten the head bolts correctly - this can lead to deformation of the cylinder head or repeated puncture of the gasket.

Minimum set for work:

  • 🔧 Torque wrench with range 20–100 Nm (for cylinder head bolts).
  • 🔩 Socket heads at 10, 12, 14 mm (deep and standard).
  • 🔨 Screwdrivers with a flat and cross-shaped tip (for removing pipes and sensors).
  • 🧲 Magnetic holder for bolts - on Cube some fasteners are located in hard-to-reach places.
  • 🛠️ Fuel pipe puller (if removal of the intake manifold is required).
  • 🧴 Sealant for gaskets (For example, Loctite 574 or Permatex Ultra Grey).
  • 🔧 Brake bleeding kit (if you need to drain the brake fluid when removing the vacuum booster).

Consumables (mandatory for replacement):

Name Article (original/analogue) Note
Cylinder head gasket 11044-JM00A (original)
Reinz 71-33358-00 (analog)		 For motors HR15DE/KR15DE. Analogue Elring also suitable.
Valve cover gasket 11040-JM00A It is recommended to change it together with the cylinder head gasket.
Cylinder head bolts 11026-JM00A (set 10 pcs.) Required to be replaced! Reusing old bolts is prohibited.
Antifreeze KE902-99932 (original)
CoolStream A-110 (analog)		 Will be required 6–7 liters for a complete replacement.

If you plan to remove the intake manifold, additionally prepare gaskets for the throttle body (16530-JM00A) and inlet pipe (14045-JM00A). On Cube with air conditioning may be required vacuuming the system after removing the compressor - take this into account in advance.

📊 What engine is installed on your Nissan Cube?
  • HR15DE
  • KR15DE
  • Other
  • I don't know

Step-by-step instructions for replacing the cylinder head gasket

The process of replacing the gasket Nissan Cube takes 8–12 hours (depending on experience). The main rule is don't rush and follow the sequence. Violating the procedure (for example, removing the head without fixing the camshafts) can lead to damage to the valves or pistons.

Step 1: Preparing and draining liquids

  • Drain the antifreeze through the valve on the radiator (lower hose). On Cube the tap is located on the right in the direction of travel.
  • Remove the expansion tank cap and unscrew the plug on the cylinder block (14 mm wrench) to drain completely.
  • Drain the oil and remove the oil filter. This will make it easier to access the lower cylinder head bolts.
  • Disconnect the battery (negative terminal first!). On Cube With the alarm, a lock may be triggered - have the ignition key ready.

Step 2. Dismantling attachments

  • Remove the air duct, throttle body and intake manifold. On the motor KR15DE you will need to disconnect the fuel rail (after releasing the pressure!).
  • Disconnect all electrical connectors from the sensors (DPKV, mass air flow sensor, temperature sensor). Mark them with tape so as not to mix them up when assembling.
  • Remove the timing belt (if required). On Cube with motor HR15DE To do this, you need to fix the camshafts and crankshaft with special devices (Nissan SST: KV10112100).
  • Disconnect the cooling system pipes and vacuum hoses. Be careful - on Cube some clamps are disposable (replace them with worm clamps).

Шаг 3. Снятие головки блока цилиндров

  • Unscrew the cylinder head mounting bolts in negative sequence (see diagram below). On Cube first loosen the bolts on 1/4 turn, then unscrew completely.
  • Remove the head. If it gets stuck, don't hit it with a hammer! Use a plastic lever or a wooden spacer.
  • Clean the surfaces of the block and head of the old gasket. Prohibited use metal brushes - only a plastic scraper or solvent (WD-40 Specialist).

Очистка поверхностей блока и ГБЦ от остатков старой прокладки|

Проверка головки на искривление (допуск не более 0.05 мм)|

Осмотр болтов крепления на растяжение или повреждения|

Checking the cooling ducts for corrosion|

Установка новых направляющих втулок (если требуется)-->

Шаг 4. Установка новой прокладки и сборка

  • Проверьте новую прокладку на наличие дефектов. On Cube original gasket 11044-JM00A is marked "TOP" - it must be facing up!
  • Apply a thin layer of sealant to the corners of the gasket (where the oil passages run). Don't overdo it - excess may end up in the system.
  • Install the head on the block and tighten the bolts in 4 stages:
    1. Tighten all bolts to torque 20 Nm.
    2. Reach up 40 Nm.
    3. Turn on 90°.
    4. Turn it again 90°.
  • Observe tightening sequence (see diagram in the service manual). Violation of the order leads to deformation of the head!

    • After assembly, fill in new antifreeze and oil. First 500 km avoid high speeds (up to 3000 rpm) - the gasket needs time to “shrink”.

    💡

    On Nissan Cube with motor HR15DE After replacing the cylinder head gasket, throttle valve calibration is often required. To do this, disconnect the battery terminal for 10 minutes or use a diagnostic scanner (for example, Launch CReader).

    Common mistakes and how to avoid them

    Even experienced craftsmen make mistakes when replacing the cylinder head gasket with Nissan Cube. Here the most common mistakes and their consequences:

    1. Reuse of cylinder head bolts

    Head bolts on Cube — disposable. They stretch when tightened and repeated use causes uneven pressure on the gasket. Result: antifreeze or oil leaking through 2–3 thousand km.

    2. Violation of the tightening sequence

    On motors HR15DE/KR15DE the bolts are tightened from the center to the edges in a spiral. If you start with the corner bolts, the head becomes deformed and the gasket breaks within 1–2 weeks.

    3. Saving on sealant

    Some craftsmen ignore the sealant, relying on the “quality of the gasket”. On Cube this leads to oil leakage at the junction with the oil channels. Use Loctite 574 or Permatex Ultra Grey - they can withstand temperatures up to 300°C.

    4. Neglecting to check the head for distortion

    If the head “leads” (for example, due to overheating), even a new gasket will not save it. Allowable curvature for Nissan Cube - no more 0.05 mm. Check with a ruler and feeler gauge!

    5. They forget about the “break-in” after repairs.

    First 500 km After replacing the gasket, you need to drive in a gentle mode. Ignoring this rule leads to repeated burnout of the gasket due to unstable temperature conditions.

    ⚠️ Attention: On Nissan Cube with variator JF015E After replacing the cylinder head gasket, be sure to check the oil level in the CVT! Antifreeze entering the oil through a broken gasket destroys the variator clutches. If the oil in the box has a milky tint, it will need to be completely replaced.

    Checking the result: how to make sure that the gasket is not leaking

    After replacing the cylinder head gasket with Nissan Cube need carefully check the tightness. Even a microcrack can lead to repeated repairs. Here's how to diagnose the result:

    1. Visual inspection

    • 🔍 Check the junction of the head and block for oil or antifreeze leaks. Pay special attention to the corners - leaks most often appear there.
    • 🔥 Start the engine and inspect the joint with the engine running. Sometimes a leak only appears under pressure.

    2. Checking the cooling system

    • 🚗 Warm up the engine to operating temperature (90–95°C) and check if the antifreeze level in the expansion tank is rising (a sign of gases in the system).
    • 💨 With the engine running, remove the expansion tank cap. If there are bubbles there, the gasket is broken between the cylinders and the cooling channels.

    3. Exhaust gas diagnostics

    • 🌫️ Check the color of the smoke from the exhaust pipe. White steam on a warm engine is a sign of antifreeze in the cylinders.
    • 👃 Smell the exhaust. A sweetish smell is a sure sign of antifreeze leaking through the gasket.

    4. Oil and antifreeze analysis

    • 🛢️ Via 500 km check the oil on the dipstick. If it becomes cloudy or an emulsion appears, the gasket is letting antifreeze through.
    • 🔬 Check the antifreeze in the tank. Oily spots or a film on the surface is a sign of oil getting into the cooling system.

    If at least one of the tests shows a malfunction, stop operation immediately car! Repeated repairs will cost less than engine capital.

    💡

    On Nissan Cube with motor KR15DE After replacing the cylinder head gasket, be sure to reset the ECU adaptations! To do this, disconnect the battery for 15 minutes or use a diagnostic scanner. Otherwise, the engine will operate intermittently due to incorrect sensor data.

    Cost of service work vs self-repair

    Price for replacing cylinder head gasket Nissan Cube in service varies from 15,000 to 30,000 rubles (depending on the region and complexity of the work). Let's figure out what the cost is and where you can save.

    Work stage Cost in service (₽) On your own (₽) Note
    Fault diagnosis 1 500–3 000 0 You can check the symptoms yourself (see section 1).
    Spare parts (gasket, bolts, antifreeze) 8 000–12 000 5 000–8 000 Original spare parts are more expensive, but more reliable than analogues.
    Removing/installing cylinder head 10 000–18 000 0 The most labor-intensive stage. Requires experience and tools.
    Checking head geometry 2 000–4 000 1 500–3 000 You can take the head to a workshop for milling.
    Changing oil and antifreeze 1 500–3 000 1 000–2 000 It’s cheaper to do it yourself, but you need to dispose of the waste.

    Total do-it-yourself repair will cost 6,500–13,000 rubles, and in the service - 25,000–30,000 rubles. However, the savings are only justified if you have:

    • 🔧 Torque wrench and experience with it.
    • 📐 Ability to check the geometry of the head (ruler + feeler gauge).
    • ⏱️ Time (minimum 8–12 hours for repairs).

      • If at least one item is missing, it is better to contact the service. Errors when replacing the cylinder head gasket Nissan Cube often turn around engine overhaul (from 80,000 rubles).

      What happens if you don’t change a broken cylinder head gasket?

      Ignoring the problem leads to:

      1. Water hammer - antifreeze enters the cylinders, and when the engine starts, the pistons collide with an incompressible liquid. Result: bent connecting rods, cracks in the block.
      2. Engine jam — due to overheating, the pistons “stick” to the cylinders. Repair is replacement only.
      3. Destruction of the variator - on Cube with CVT JF015E antifreeze in the gearbox oil disables it within 1–2 thousand km.
      4. Cooling system corrosion — oil in antifreeze forms deposits that clog the radiator and block channels.

      The average time from the first symptoms to a critical breakdown is 3–6 months (depending on the intensity of use).

      FAQ: Frequently asked questions about replacing the cylinder head gasket on a Nissan Cube

      Is it possible to drive with a broken cylinder head gasket if there are no leaks?

      No! Even if there are no external leaks, antifreeze or oil can circulate inside the engine, causing:

      • Destruction of the crankshaft bearings (due to antifreeze getting into the oil).
      • Overheating and head deformation.
      • Corrosion of cooling system channels.

      On Nissan Cube with motor HR15DE ignoring the problem leads to cracks between the cylinders within 5–10 thousand km.

      Which cylinder head gasket is better to choose: original or analogue?

      For Nissan Cube optimal options:

      • Original (11044-JM00A) - guaranteed compatibility, but the price ~5,000 rubles.
      • Reinz 71-33358-00 - German quality, price ~3,500 rubles.
      • Elring 443.120 - a good analogue, but requires careful checking when purchasing (they are often counterfeited).

      Analogues Victor Reinz And Elring They are not inferior to the original in terms of reliability, but before purchasing, check:

      • Presence of a hologram on the packaging.
      • Compliance with the article (there must be markings on the gasket Nissan Cube HR15DE/KR15DE).
      • Thickness of the gasket (original - 1.2 mm).
      Do I need to grind the cylinder head after replacing the gasket?

      Yes, if:

      • The head was overheated (changes in the color of the metal are visually noticeable).
      • When checking with a ruler and feeler gauge, the curvature exceeds 0.05 mm.
      • There are deep scratches or corrosion on the surface.

      Sanding cost - 2,000–4,000 rubles. On Nissan Cube with motor KR15DE Milling of combustion chambers is often required (due to detonation).

      If the head is normal, no grinding is needed. But after 200 thousand km mileage, it is recommended to check it in a workshop.

      How often do you need to change the cylinder head gasket on a Nissan Cube?

      The cylinder head gasket is not a consumable, and during normal use it serves 150–250 thousand km. However, on Nissan Cube There are factors that reduce its resource:

      • Engine overheating (even one-time up to 120°C reduces service life by 30%).
      • Using low-quality antifreeze (For example, Antifreeze instead of CoolStream A-110).
      • Aggressive riding (frequent loads on a cold engine).
      • Late oil change (excavation corrodes the gasket materials).

      Recommendations for extending service life:

      • Change antifreeze every 60 thousand km (or once every 3 years).
      • Monitor the engine temperature (normal for Cube — 90–95°C).
      • Avoid sudden loads on a cold engine.
      Can sealant be used instead of a cylinder head gasket?

      No! Sealant (eg ABRO 11-AB or Dirko) can be used only as an addition to the gasket. Attempt to use sealant instead of gasket will result in:

      • The composition gets into the oil channels and clogs the lubrication system.
      • Destruction of sealant under high pressure (especially in combustion chamber areas).
      • It is impossible to dismantle the head without damage (the sealant “sticks” to the metal).

      On Nissan Cube sealant is applied pointwise at the corners of the gasket (where the oil channels pass) and at the joints of the half rings. Use only anaerobic sealants (For example, Loctite 574), which polymerize without access to air.