Nissan Tino Self Diagnosis: A Complete Guide to Checking Errors

Nissan Tino - a compact minivan, which, despite its reliability, over time can produce errors in the operation of the electronics or engine. Unlike modern models with digital displays, self-diagnosis on Tino (especially the first generations) requires manual reading of codes through the instrument cluster. This article will help you figure out how to check your car yourself, decipher the codes, and understand when you can do without a visit to a service station.

We will consider two main diagnostic methods: through Check Engine light flashing and using OBD-II scanner (for models after 2001). You will also learn which errors occur most often, how to reset them, and what to do if the diagnostics do not start. The information is relevant for Nissan Tino 1998–2006 with gasoline engines GA16DE And SR20DE.

How to run self-diagnosis on Nissan Tino without a scanner

If your Tino released before 2001, most likely it uses first generation self-diagnosis system, where errors are read through the blinking lamp Check Engine. This method works even in the absence of an on-board computer. Here are the step-by-step instructions:

1. Make sure that the ignition is turned off and all electrical appliances (headlights, radio) are turned off.

2. Find diagnostic connector - on Tino it is usually located under the dash on the driver's side (next to the fuse box). This is a white or black connector with 16 pins (even if your car does not support OBD-II, the connector may be present).

3. Close the contacts 1 (GND) And 8 (TC) using a paper clip or wire. Any metal object that will not damage the contacts is suitable for this.

Turn on the ignition (do not start the engine)|

Close contacts 1 and 8 in the diagnostic connector|

Watch for the Check Engine Light to blink|

Record error codes (series of long and short flashes)-->

After closing the contacts, turn on the ignition (do not start the engine!). Lamp Check Engine will start flashing in series: long flashes represent tens, short - units. For example, code 12 will look like one long flash, a pause, two short ones. Between error codes, the lamp blinks at intervals of ~2 seconds.

⚠️ Attention: If the lamp does not blink after closing the contacts, check the integrity of the fuse ECU-IG (10A) in the fuse box. On Tino it is responsible for powering the engine control unit.

Deciphering self-diagnosis error codes

Error codes on Nissan Tino are divided into two categories: general (for all systems) and specific (for engine, automatic transmission or ABS). Below is a table with the most common codes for gasoline models:

Error code	Description	Possible reason	Recommendations
12	No signal from camshaft position sensor	The sensor is faulty, the wiring is broken or the contacts are oxidized	Check the sensor connector, measure the resistance (normal: 200–900 Ohm)
13	There is no signal from the coolant temperature sensor	Short circuit or open circuit, sensor faulty	Ring the wires, replace the sensor (cost ~800–1500 rubles)
21	Throttle Position Sensor Malfunction	Wear of the resistive layer, contact contamination	Clean the throttle, check the voltage at the connector (should change when the damper is opened)
34	Low absolute pressure (MAP) sensor signal	Air leak in the intake manifold, sensor faulty	Check the inlet for leaks, replace the sensor if necessary
55	End of code output (normal signal)	—	Means there are no more errors

If you receive a code that is not in the table, use official Nissan code database or service manuals. Please note: some errors (eg 43 - malfunction of the ignition system) may require checking with an oscilloscope, which cannot be done without specialized equipment.

Self-diagnosis via Check Engine lamp|

OBD-II Scanner (ELM327, Launch, etc.)|

Diagnostics at a service station|

I don't check errors myself -->

Resetting errors after troubleshooting

After repairing or replacing a faulty unit, errors must be reset, otherwise they will be displayed again. On Nissan Tino this can be done in two ways:

• 🔧 Via diagnostic connector: close the contacts 1 (GND) And 8 (TC), turn on the ignition and wait 5–7 seconds. Lamp Check Engine the code should flash 55 (reset successful).
• 🔌 Disconnecting the battery: remove the minus terminal for 10–15 minutes. This will reset all errors, but will also reset the settings of the radio and on-board computer (if any).
• 📱 Using an OBD-II scanner: connect the device, select the "Erase errors" function (for example, in the program Torque Pro or Carista).

⚠️ Attention: If after resetting the error appears again, this means that the problem is not resolved. For example, code 17 (lean mixture) may return due to air leaks through a cracked pipe or leaking canister valve.

On Nissan Tino models with an SR20DE engine after 2003, resetting errors through contact closure may not work - in this case, be sure to use an OBD-II scanner or disconnect the battery.

Diagnostics using OBD-II scanner

For Nissan Tino 2001–2006 (with protocol support OBD-II) any chip-based scanner will do ELM327 (For example, Vgate iCar2 or Launch CReader V+). The connection occurs through a standard connector under the dashboard. Algorithm of actions:

1. Connect the scanner to the connector OBD-II (usually located to the right of the steering column).
2. Turn on the ignition (do not start the engine!).
3. Launch the program on your smartphone or PC (for example, Torque Pro, OBD Auto Doctor).
4. Select protocol ISO 9141-2 or ISO 14230-4 (for Tino These are the most compatible options).
5. Click "Scan for errors" (Read DTCs).

The scanner will show current and saved errors in the format P0XXX (For example, P0171 - lean mixture). The transcript can be found in the database OBD-codes.ru. The advantage of this method is the possibility view parameters in real time (e.g. sensor voltage, engine speed).

Common errors and their elimination

Some error codes on Nissan Tino occur more often than others. Let's look at typical problems and ways to solve them:

• 🔥 Code 34 (MAP sensor signal low): usually associated with air leaks or faulty vacuum hoses. Check the tightness of the intake manifold and the condition of the gaskets.
• ⚡ Code 43 (misfire): may indicate wear on spark plugs, high-voltage wires or coils. On Tino with engine SR20DE Individual ignition coils often fail (the cost of a new one is ~2500 rubles).
• 💧 Code 13 (coolant temperature sensor): if the sensor is faulty, the engine may operate in emergency mode (increased fuel consumption). Replacing the sensor takes 10 minutes and does not require special tools.
• 🔋 Code 55 (no errors): if the lamp Check Engine lights up constantly, but the diagnostics only shows 55, the problem may be in the control unit (ECU) itself. In this case, a check at a service station is required.

For errors related to oxygen sensors (P0130–P0167), first check the integrity of the wiring and connectors. On Tino wires often rub against the exhaust manifold. If the sensor is faulty, replacing it will cost 1,500–3,000 rubles. (depending on the manufacturer).

How to check an oxygen sensor without a scanner?

Disconnect the sensor connector and measure the resistance between the heater contacts (usually contacts 3 and 4). Normal value: 2–10 ohms. Also check the voltage on the signal wire (pin 1) with the engine running - it should fluctuate in the range of 0.1-0.9 V.

Diagnostics of other systems (ABS, SRS, automatic transmission)

In addition to the engine, Nissan Tino you can check other systems, but this will require specialized scanners or manuals with codes. For example:

• 🚗 ABS: errors are read through a connector under the hood (usually next to the ABS unit). Codes flashing lamp ABS on the dashboard. For example, 21 — malfunction of the front right wheel speed sensor.
• 💥 SRS (airbags): diagnostics is only possible through a scanner that supports the protocol Nissan Consult. Error B1001 indicates problems with the driver's airbag.
• 🔄 Automatic: on models with automatic transmission (RE4F03A) error codes are read through Check Engine or scanner. For example, P0730 - incorrect gear ratio.

For diagnostics Automatic transmission It is important to check the oil level and condition. On Tino With a mileage of more than 150 thousand km, solenoids often wear out, which leads to jerks when switching. In this case, replacing the oil and filter will help (the kit costs ~3000 rubles).

When self-diagnosis doesn't help

There are situations when self-check does not give results or is even misleading. Contact the service station if:

• 🔍 Lamp Check Engine lights up constantly, but the diagnostics does not show errors (there may be a problem with the control unit).
• 🔧 The error appears again immediately after the reset (for example, P0300 - multiple misfires).
• ⚡ The engine runs erratically, but there are no codes (the reason may be mechanical faults, for example, timing belt wear).
• 📉 Power drops, and the scanner shows errors for sensors that you have already replaced.

On Nissan Tino with engine SR20DE a common problem "floating" errorswhen codes appear and disappear on their own. This may be due to oxidation of contacts in the control unit or unstable voltage on the on-board network. In such cases it helps cleaning ECU connectors and checking the generator.

If you suspect a malfunction engine control unit (ECU), you can check it yourself: measure the voltage at the power contacts (usually +12V And grounding). No power indicates wiring or fuse problems.

FAQ: Frequently asked questions about Nissan Tino self-diagnosis

Is it possible to do diagnostics on the go?

No, self-diagnosis via lamp Check Engine must be carried out with the engine turned off (ignition on). Diagnostics via an OBD-II scanner is possible with the engine running, but some parameters (for example, oxygen sensors) are read correctly only after warming up to operating temperature.

Why does the scanner not see an error, but the Check Engine light is on?

This can happen for several reasons:

1. The scanner does not support your car's protocol (try ISO 9141-2).
2. The problem is in the mechanical part (for example, timing belt wear), which the scanner does not detect.
3. The control unit (ECU) itself is faulty - a check at a service station is required.

How often should errors be checked?

It is recommended to carry out diagnostics:

• 🔹 Once every 10-15 thousand km (prevention).
• 🔹 After replacing spark plugs, high-voltage wires or sensors.
• 🔹 When symptoms appear: increased fuel consumption, jerking, difficult starting.

Is it possible to drive with the Check Engine light on?

Short term - yes, but not recommended. Some errors (for example, in the oxygen sensor) are not critical, but can lead to increased fuel consumption. Errors related to misfires (P0300–P0306) or overheating, it is dangerous to ignore - it can lead to serious damage.

Where can I find a service manual for Nissan Tino?

Official manuals can be purchased at Nissan TechInfo (registration required). There are also useful materials on the forums:

• Nissan Club Russia
• Drive2 (search by Tino model)

These resources often post scans of original repair and diagnostic instructions.