Low beam fuse <em>Nissan Qashqai J10</em>: location, replacement and fault diagnosis

Nissan Qashqai J10 (first generation, 2007–2013) is one of the most popular crossovers on the Russian market, but even it experiences typical electrical problems over time. One of the common malfunctions is the failure of the low beam, which is often associated with a burnt-out fuse. Unlike lamps or relays, a fuse can be checked in a minute, and its replacement costs pennies. However, many owners waste hours searching for the fuse box or confuse the part numbers, risking burning out the circuit.

In this article - exact location of the low beam fuse for Qashqai J10 with petrol (HR16DE, MR20DE) and diesel (K9K, M9R) engines, step-by-step replacement instructions, as well as unique diagnostic nuances that are not written about in manuals. For example, why after replacing the fuse the light may go out again after a week, and how to prevent this.

Where is the low beam fuse located? Nissan Qashqai J10?

B Qashqai J10 The low beam fuse is located in main fuse box, which is located in the cabin under the steering wheel. Exact location: Left side of the instrument panel → remove the fuse box cover (press the latch at the top) → look for fuse F38 (10A).

Important: on diesel versions (K9K, M9R) the diagram may be different - there the low beam is protected by a fuse F39 (15A). This is due to the higher load on the circuit due to high power lamps. If you have a diesel, do not use a 10 amp fuse - this will lead to its instant burnout!

• 🔧 Gasoline engines (HR16DE, MR20DE): fuse F38 (10A), orange color.
• ⚡ Diesel engines (K9K, M9R): fuse F39 (15A), blue color.
• 📍 Block location: under the steering wheel, to the left of the pedals (the cover is removed by pressing the top latch).

There is a numbered diagram on the fuse box cover, but it is often erased or unreadable. If you are not sure which fuse is responsible for the low beam, refer to color and denomination:

Fuse color	Denomination (A)	Purpose (for Qashqai J10)
Orange	10A	Low beam (petrol), dimensions, license plate light
Blue	15A	Low beam (diesel), heated mirrors
Red	10A	High beam (common to all versions)
Yellow	20A	Fog lights (if installed)

⚠️ Attention: On restyled versions Qashqai J10 (2010–2013) sometimes there is an alternative scheme, where the low beam is protected by a fuse F40 (10A). If F38/F39 is intact, but the light does not work, check F40!

Step-by-step instructions: how to check and replace the fuse

To replace the low beam fuse with Nissan Qashqai J10 you will need:

• 🔦 Flashlight (to illuminate the fuse box).
• 🛠️ Tweezers or plastic tongs (included with the machine).
• 🔋 New fuse (10A or 15A, depending on the engine).
• 📸 Phone (to take a picture of the diagram on the block cover).

Sequence of actions:

1. Turn off the ignition and remove the key from the lock. This is mandatory to avoid short circuit when replacing.
2. Remove the fuse box cover. Press the latch at the top of the cover (door side) and pull it towards you.
3. Find fuse F38/F39. Refer to the diagram on the back of the cover or the colors (orange/blue).
4. Remove the fuse with tweezers. If it is burned out, a broken thread or blackening will be visible inside.
5. Install a new fuse the same denomination. Do not use bugs or higher amperage fuses!
6. Check low beam operation. If the lights do not light up, the problem may be with the relay, bulbs, or wiring.

The ignition is turned off and the key is removed from the lock|

The diagram on the block cover was photographed|

Prepared a new fuse of the correct rating (10A or 15A)|

Tweezers or pliers handy for removal-->

If after replacement the fuse blows again, this is a signal about short circuit in the chain. Common reasons:

• 💡 Grinded wire insulation in the harness going to the headlight.
• 🔌 Oxidized contacts in the lamp connector or fuse box.
• 🚗 Damaged lamp (for example, the spiral touches the base).

Typical mistakes when replacing the low beam fuse

Even experienced drivers sometimes make mistakes that lead to repeated breakdowns or even electrical damage. Here are the most common:

1. Using the wrong fuse rating. For example, installing a 15-amp instead of a 10-amp on gasoline versions. This can lead to melting of the unit contacts or overheating of the wiring.
2. Replacing only one fuse (for example, only the left headlight). B Qashqai J10 low beam is usually protected one fuse for both headlights, but if the problem is in the lamp or wiring on one side, the other may continue to work.
3. Ignoring the cause of burnout. If the fuse blows not due to a power surge, but due to a short circuit, the new part will last from a few minutes to hours.
4. Trying to "repair" the fuse (wrap with foil, solder). This is extremely dangerous and may cause a fire!

Another common mistake is confusion with low beam relay. B Qashqai J10 the relay is responsible for turning on the headlights (located in the same block, usually R12), but its failure manifests itself differently: the light may blink, come on every once in a while, or not turn on at all, even if the fuse is intact. If the problem persists after replacing the fuse, check the relay.

⚠️ Attention: On some Qashqai J10 with the system AFS (adaptive light) The low beam fuse may be connected to the headlight control unit. If after replacing the fuse the light does not come on and an error message appears on the dashboard Check Light System, diagnostics with a scanner is required (for example, Launch X431 or Delphi).

How to check the low beam circuit without a fuse?

If the fuse blows immediately after installation, you need to check the circuit for a short circuit. For this you will need multimeter (or pilot lamp) and basic knowledge of electrical engineering. Verification algorithm:

1. Disconnect the low beam lamp connector (remove the headlight or get to the connector on the back side).
2. Install a new fuse (10A or 15A).
3. Turn on low beam. If the fuse does not blow, the problem is in the lamp or its connector.
4. Reconnect the lamp connector. If the fuse is blown, there is a problem in the wiring from the connector to the fuse block.

For a more accurate diagnosis:

• 🔍 Check it out circuit resistance between the contacts of the lamp connector. Normally it should be 0.1–0.5 Ohm. If resistance 0 ohm - short circuit.
• 🔋 Check it out voltage at connector contacts with the ignition on. One of the contacts should have 12 V (food), on the other - 0 V (mass).

How to check a fuse without a multimeter?

If you don’t have a multimeter at hand, you can use the “replacement method”: install a known-good fuse (for example, from the dimensional circuit) into socket F38/F39. If the new fuse blows after turning on the light, the problem is in the circuit. If not, the old fuse was faulty.

If you find a short circuit, don't use the machine until the problem is fixed! Operation with a short circuit can lead to:

• 🔥 Fire of wiring (especially in harnesses under the hood).
• 💥 Damage to the fuse box or relay.
• 🚘 Failure of other electrical systems (for example, airbags, if there is a short circuit in the common harness).

Common causes of low beam fuse blown

In 80% of cases the low beam fuse is on Qashqai J10 It burns out not just like that, but due to specific malfunctions. Here are the main reasons:

Reason	How it manifests itself	How to fix
Short circuit in wiring	The fuse blows immediately after replacement	Check the circuit with a multimeter, eliminate the short circuit
Oxidized contacts in the lamp connector	Light flashes, fuse blows after a while	Clean the contacts, lubricate them with special lubricant (for example, Liqui Moly Kontakt-Spray)
Faulty lamp (spiral breakdown)	The fuse burns out when the lights are turned on, one headlight does not work	Replace the lamp with a quality one (for example, Osram Night Breaker or Philips X-tremeVision)
Damaged fuse box	The fuse does not stay in the socket well, the contacts are melted	Replace the block or restore contacts (soldering, replacing sockets)
Voltage surges in the on-board network	Fuses burn intermittently for no apparent reason	Check the generator, voltage regulator relay, battery

Particular attention should be paid low beam lamps. On Qashqai J10 Cheap Chinese lamps are often installed (for example, Depo or nameless brands), which may cause a breakdown to the body. This causes the fuse to blow. Recommended lamps:

• 💡 Osram Night Breaker Laser (+150% brightness, resource ~500 hours).
• 💡 Philips X-tremeVision Pro150 (+150% luminous flux, vibration resistant).
• 💡 Narva Range Power White (good price/quality balance).

What to do if replacing the fuse did not help?

If the low beam still does not work after replacing the fuse, the problem may be:

1. Low beam relay (R12 in the fuse box). Test it by swapping it with a known good one (for example, the high beam relay R11).
2. Burnt out lamp. Even if one headlight is on, the other may be faulty.
3. Broken wiring. The wires in the corrugation between the headlight and the body often fray.
4. Faulty light switch (steering column switch). Check his contacts.
5. Body Control Module (BCM). On Qashqai J10 It is located behind the dashboard and can malfunction.

To diagnose relays and wiring:

1. Remove the relay R12 and check it with a multimeter:

   Режим прозвонки → подключите щупы к контактам 85 и 86 → сопротивление должно быть ~50–120 Ом.
   Подайте 12В на контакты 85 (+) и 86 (–) → между 30 и 87 должно появиться сопротивление ~0 Ом.

2. Check the wiring from the fuse box to the lamp connector. Please note:
   • 🔌 Connector X11 (white, under the hood, near the battery) - often oxidizes.
   • 🔌 The transition connector in the corrugation near the left headlight may become loose.

⚠️ Attention: On Qashqai J10 with the system AFS (adaptive light) Not only the fuse, but also the headlight control unit (AFS Control Unit). If after all the checks the light does not come on and an error appears on the instrument panel Check Light System, diagnostics with a scanner is required. It is not recommended to repair AFS yourself - this may lead to incorrect operation of the system.

FAQ: Frequently asked questions about the low beam fuse on Nissan Qashqai J10

Is it possible to drive without a low beam fuse if it is blown?

No! Driving without a safety lock is strictly prohibited. This may lead to:

• 🔥 Wiring fire due to short circuit.
• 💥 Damage to the fuse box or relay.
• 🚔 A fine from the traffic police for non-working headlights (Article 12.5 of the Administrative Code, 500 rubles).

If the fuse burns out on the way, you can temporarily use a fuse from another circuit (for example, from the cigarette lighter or heated seats), but only to the nearest service station!

Why does the low beam work after replacing the fuse, but a day later it blows out again?

This is a typical sign intermittent short circuit or bad contact. Most often the culprits are:

• 💡 A lamp with a breakdown (for example, the spiral touches the base).
• 🔌 Oxidized contacts in the lamp connector or fuse box.
• 🔋 Voltage surges (check the generator and battery).

Solution: replace the lamps with high-quality ones, clean the contacts and check the voltage of the on-board network with a multimeter (should be 13.8–14.4 V with the engine running).

Where is the low beam relay located on Qashqai J10?

Low beam relay (R12) located in same fuse block, which is the fuse itself. To find it:

1. Remove the block cover (under the steering wheel, on the left).
2. Refer to the diagram on the back of the cover - the relay is usually marked as HEAD LAMP LO RELAY.
3. On most versions this is black relay with markings 12V 40A.

If the relay is faulty, it can be temporarily replaced with an identical one (for example, with high beam R11 or heated windows R14).

What other fuses can affect the operation of the low beam?

In addition to the main fuse (F38/F39), the operation of the low beam may be affected by:

• F37 (10A) — light control circuit (if it burns out, the switch does not work).
• F40 (10A) — backup fuse on restyled versions.
• F20 (7.5A) — body electronics control unit (BCM). If it burns out, the light may turn on randomly.

If after replacement F38/F39 the light does not come on, check these fuses.

Is it possible to install LED lamps in low beam? Qashqai J10 without modifications?

Technically yes, but there are some nuances:

• ✅ Pros: Brighter than halogen, less heating.
• ❌ Cons:
  • May burn fuses due to current surges when turned on.
  • A snag is required for the control unit (otherwise there will be an error Check Light System).
  • The light beam may be incorrect (dazzles oncoming drivers).

Recommendation: if you want LED, choose models with built-in current stabilization driver (For example, Philips Ultinon Pro9000) and install through decoy resistors.