Nissan Error P0158: Oxygen Sensor Circuit Malfunction (Bank 2 Sensor 2)

Error P0158 on your dashboard Nissan - this is a signal of problems with oxygen sensor heating circuit (lambda probe) located after the catalyst (bank 2, sensor 2). This code indicates a high resistance or open circuit in the second oxygen sensor heating element circuit, which may cause the emission control system to malfunction.

Model owners Qashqai, X-Trail, Juke, Teana and others often encounter this error after 100–150 thousand kilometers. It cannot be ignored: a faulty sensor can cause increased fuel consumption by 10–15%, unstable engine idling and even damage to the catalyst. In this article, we will look at how to accurately diagnose the problem and fix it without extra costs.

What does P0158 mean on Nissan?

Code P0158 stands for O2 Sensor Circuit High Voltage (Bank 2, Sensor 2) - high voltage in the oxygen sensor circuit. Unlike the error P0138 (similar problem, but for bank 1), this code refers to the second sensor located after the catalytic converter.

The main function of this sensor is to monitor the efficiency of the catalyst. If the sensor heater circuit is damaged, it does not have time to warm up to operating temperature (about 600°C), which leads to:

• 🔴 False readings about the oxygen content in the exhaust.
• 🔴 Mode activation "emergency work" ECU (electronic control unit).
• 🔴 Increased exhaust toxicity and the risk of damage to the catalyst.

On Nissan with engines MR20DE, QR25DE or HR16DE error P0158 often accompanied by other codes, e.g. P0161 (sensor heater malfunction) or P0420 (low catalyst efficiency). This is due to the fact that the ECU uses data from the second sensor to adjust the fuel mixture.

Reasons for error P0158

In 80% of cases, the problem lies in the oxygen sensor itself or its wiring. However, there are other possible reasons:

Reason	Probability, %	Signs
Sensor heating element malfunction	65%	The error appears after a cold start, disappears when warming up
Open or short circuit in wiring	20%	The error is permanent, other codes are possible (P0161, P0036)
Oxidation of contacts in the sensor connector	10%	Periodic appearance of the error, especially in wet weather
ECU or power circuit malfunction	3%	Multiple errors in different systems, unstable engine operation
Engine weight problems	2%	Errors in oxygen sensors and other sensors

On Nissan Qashqai J10/J11 And X-Trail T31/T32 common reason - chafing of wiring sensor on suspension or exhaust system elements. This is due to poor wiring harness placement by the manufacturer. The error may also appear after unqualified replacement of the catalyst or chip tuning, when the normal operation of the emission control system is disrupted.

⚠️ Attention: If the error P0158 accompanied by code P0420, this may indicate catalyst damage. In this case, replacing only the sensor will not solve the problem - complex diagnostics are required.

Symptoms of a faulty oxygen sensor (bank 2, sensor 2)

Unlike the first sensor (before the catalyst), the failure of the second one often manifests itself less noticeably. However, there are characteristic signs:

• 🔧 Check Engine light on (sometimes flashes when you press the gas sharply).
• 🔧 Increased fuel consumption (by 1–2 liters more by 100 km).
• 🔧 Unstable idle speed (especially on a cold engine).
• 🔧 Loss of power during acceleration (the ECU goes into emergency mode).
• 🔧 The smell of sulfur or “rotten eggs” from the exhaust pipe (if the catalyst is damaged).

On Nissan Juke And Note with engines HR16DE error P0158 can only appear when driving at speeds above 80 km/hwhen the ECU actively uses data from the second sensor to adjust the mixture. In the urban cycle the problem may not be noticeable.

It is important to distinguish the symptoms of a malfunction second sensor from the first:

- The first sensor (before the catalyst) affects mixture composition and causes jerks during acceleration.

- The second sensor (after the catalyst) more often leads to increased fuel consumption and errors on the catalyst.

How to diagnose P0158 yourself

For an accurate diagnosis you will need multimeter And OBD-II scanner (For example, ELM327 or Launch CReader). Follow this algorithm:

Visual inspection of the sensor and wiring for damage|

Checking the voltage in the heating circuit (should be 12V when the ignition is on)|

Heating element resistance measurement (standard: 2–10 ohms)|

Checking the circuit for a short circuit (the resistance between the contacts and ground should be infinite)|

Reading sensor parameters through a scanner (voltage should fluctuate in the range 0.1–0.9V) -->

Detailed instructions:

1. Treat errors as a scanner. Make sure there are no associated codes (for example, P0161 or P0036). If there is, the problem is most likely in the wiring or the ECU.
2. Check the supply voltage.
   • Disconnect the sensor connector.
   • Turn on the ignition (do not start the engine).
   • Measure the voltage between the contacts +12V And mass (usually pins 1 and 4). Norm: 11.5–12.5V.
3. Check heater resistance.
   • Connect a multimeter in ohmmeter mode to the heater contacts (usually 3 and 4).
   • Normal resistance: 2–10 ohms (depending on the sensor model). If it shows OL (break) or 0 ohm (short circuit), sensor is faulty.
4. Check the signal wire.
   • Connect the scanner and observe the sensor parameters at idle.
   • The voltage should fluctuate within the range 0.1–0.9V. If it shows 0V or 1.1V — the sensor or wiring is faulty.

On Nissan Almera N16 And Primera P12 with engines QG16DE/QG18DE a common problem with oxidation of contacts in the ECU. If all sensor and wiring checks reveal no problems, inspect the ECU connectors (usually located under the dash on the passenger side).

⚠️ Attention: Some scanners (for example, cheap ELM327) may incorrectly read the parameters of oxygen sensors on Nissan with protocol CAN. For an accurate diagnosis, use Launch, Autel or original Nissan Consult.

How to fix error P0158: step-by-step instructions

Depending on the cause, repair methods will vary. Let's consider the most common scenarios.

1. Replacing the oxygen sensor (bank 2, sensor 2)

If the diagnostics showed a malfunction of the sensor itself (heater breakage or lack of signal), it must be replaced. For Nissan original sensors fit:

• Nissan 22690-4M015 (for most models since 2005).
• Nissan 22690-AL51A (for Qashqai J11 And X-Trail T32).
• Analogues: Bosch 0 258 006 537, Denso 234-4222.

Replacement instructions:

1. Cool the engine (run the engine cold to avoid getting burned).
2. Disconnect the negative battery terminal.
3. Locate the sensor (located on the exhaust manifold after the catalyst, Bank 2 side is the right side of the engine on most Nissan).
4. Disconnect the sensor connector by pressing the latch.
5. Using the key on 22 mm or a special puller, unscrew the sensor. Be careful - the thread often sticks!
6. Install the new sensor by first applying graphite lubricant (For example, Liqui Moly Kupfer-Paste).
7. Connect the connector and check for errors with a scanner.

What to do if the sensor does not unscrew?

If the sensor is stuck, do not use excessive force - you may strip the threads in the manifold. Try:

1. Treat the threads with a penetrating lubricant (for example, WD-40 or Liqui Moly Rostloser) and wait 10–15 minutes.

2. Heat the collector around the sensor with a heat gun (do not overheat!).

3. Use a special puller with a lever.

If all else fails, contact service - you may need to drill out the sensor and cut a new thread.

2. Repairing wiring or connector

If the problem is in the wiring or contacts:

• 🔧 Inspect the wiring harness for grinding (especially near the exhaust manifold).
• 🔧 Check the integrity of the insulation - often the wires rub against brackets or suspension elements.
• 🔧 Clean the contacts in the sensor and ECU connector using contact cleaner.
• 🔧 If the wire is damaged, replace it or use heat shrink tube to restore insulation.

On Nissan Pathfinder R51 And Murano Z50 a common problem with broken wires at the base of the sensor connector. In this case you can try re-solder the wires, but it is safer to replace the entire harness.

3. Checking power and weight

If the sensor does not receive 12V:

• Check the fuse (usually EF15 or EF16 in the block under the hood).
• Check the circuit from the fuse to the sensor connector for a break.
• Check the engine ground - the point where the ground is attached to the body often oxidizes (usually near the battery).

How much does a repair cost: prices for spare parts and labor

The cost of repairs depends on the cause of the problem and the model of the car. Approximate prices for Nissan in 2026:

Service/Spare part	Price, rub.	Notes
Oxygen sensor (original)	4 500 – 8 000	The price depends on the model. For Qashqai J11 - about 6,000 rubles.
Oxygen sensor (analog)	1 500 – 3 500	Recommended brands: Bosch, Denso, NGK.
Diagnostics (scanner + multimeter)	1 000 – 2 500	Includes checking the sensor, wiring and ECU.
Replacing the sensor (operation)	800 – 1 500	The cost is higher if removal of the protection or manifold is required.
Wiring repair	1 500 – 3 000	Includes soldering, insulating and testing circuits.

If the problem is ECU, repair or replacement will cost 10,000–25,000 rub. (depending on the block model). On Nissan Teana J32 And Maxima A35 The control unit itself often fails, and it has to be reflashed or replaced.

You can save by purchasing used sensor (about 2,000 rubles), but this is risky - the life of the lambda probe is limited, and a “used” one may not last long. The best option is the original or a high-quality analogue (Bosch or Denso).

Common repair mistakes and how to avoid them

Many owners Nissan make typical mistakes that lead to reoccurrence P0158 or new problems:

• ❌ Using cheap sensors without a brand. Such sensors often do not correspond to the parameters of the original and fail after 10–20 thousand km.
• ❌ Screwing the sensor without lubrication. This leads to sticking of the thread and problems during the next replacement.
• ❌ Ignoring wiring checks. If the reason is frayed wires, the new sensor will quickly fail.
• ❌ Resetting the error without eliminating the cause. The ECU may temporarily “forget” the code, but the problem will remain.
• ❌ An attempt to disable the sensor programmatically. This will lead to errors in the catalyst (P0420) and increased exhaust toxicity.

On Nissan Navara D40 And Patrol Y61 with diesel engines YD25DDTi often try to "deceive" the system by installing sensor emulators. This is a temporary solution that results in:

• 🚨 Increased fuel consumption by 15–20%.
• 🚨 Damage to the diesel particulate filter (DPF).
• 🚨 Problems with passing technical inspection.

⚠️ Attention: On Nissan with the system Eco Mode (For example, Qashqai J11) A faulty oxygen sensor may block the activation of the economy mode. This leads to increased fuel consumption even during smooth driving.

FAQ: Frequently asked questions about error code P0158 on Nissan

Is it possible to drive with P0158?

Short term - yes, but not recommended for long term. Driving for a long time with a faulty sensor can lead to:

• 🔹 Increased fuel consumption (up to 2–3 liters per 100 km).
• 🔹 Damage to the catalyst (if the ECU over-enriches the mixture).
• 🔹 Problems with passing technical inspection (exceeding CO/CH standards).

If the error appears for the first time, you can go to the service center, but you should not delay repairs.

How to distinguish a sensor malfunction from wiring problems?

Run two tests:

1. Checking the heater resistance: If the multimeter shows OL (break) or 0 ohm (short circuit), the sensor is faulty.
2. Checking the supply voltage: If there is no sensor on the connector 12V when the ignition is on, the problem is in the wiring or the ECU.

Also inspect the wires for chafing or melting - this is a clear sign of wiring problems.

Which oxygen sensors are suitable for Nissan Qashqai J11?

For Qashqai J11 (2014–2021) with engines MR20DD or H5FT fit:

• 🔹 Original: Nissan 22690-4M015 or 22690-AL51A.
• 🔹 Analogues:
  • Bosch 0 258 006 537 (the most reliable).
  • Denso 234-4222 (good quality, but more expensive).
  • NGK NTK 25177 (budget option).

For diesel versions (R9M) use sensors with article number Nissan 22690-4M026.

Can error P0158 appear after chip tuning?

Yes, and this is a fairly common problem. After flashing the ECU (for example, to increase power) it can:

• 🔹 The operating logic of oxygen sensors will change.
• 🔹 Disable control of the second sensor (which causes P0158).
• 🔹 A conflict arises between the firmware and the standard diagnostic system.

Solution: contact the person who performed the chip tuning to adjust the firmware or disable control of the second sensor (if this is permissible by environmental standards).

What should I do if the error remains after replacing the sensor?

Possible reasons:

• 🔹 Malfunction of the new sensor (defective or fake).
• 🔹 Problems in the wiring (break or short circuit between the sensor and the ECU).
• 🔹 Malfunction of the ECU or its firmware.
• 🔹 Poor contact in the connector (oxidation or loose connection).

Actions:

1. Check the new sensor with a multimeter (heater resistance should be 2–10 ohms).
2. Check the wiring from the sensor to the ECU.
3. Reset the errors with a scanner and check if the P0158 again.
4. If the problem persists, contact a diagnostician to check the ECU.