Error codes Volkswagen Passat B5

Decoding error codes in Volkswagen Golf and Passat: photos and videos 19:45, July 25, 2019

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The activation signal was sent, but for some reason the light bulb did not work. P Data bus drive malfunction.

The central switching module does not transmit messages to the control unit. There may be no response when pressing the gas.

1.8T AWT doesn't start well

P Malfunctions in the operation of the control module. This failure code is general, so the user needs to test the operation of the unit in detail. P Code P reports an error in reading data from the microprocessor fault memory 16727 Volkswagen climatic error 16727 Volkswagen error P The control unit was unable to read information from the fault memory of the main switching module P The error is associated with the lack of a signal from the instrument cluster control module. It is necessary to check all connectors and the integrity of the wires connected to the unit.

P The microprocessor module was unable to read information from the instrument panel fault memory.

How to decipher error codes on Volkswagen?

Perhaps one of the contacts has become disconnected from the control panel or the connector on the block has oxidized. P Code P indicates a failure in the electrical circuit supplying the control signal to the unit injector valves P Failure in the wiring supplying the unit injector valve 16727 Volkswagen cylinder error. P The microprocessor module was unable to read data from the fault memory of the steering column control unit P Lack of signal coming from the control module 16727 Volkswagen column error P The code is associated with the engine control unit receiving an error message.

The cause of the malfunction may be increased load. P Malfunctions in the operation of the transmission unit P Short circuit in the circuit of the control module of the first engine fan P Failure or incorrect operation of the control module of the engine radiator fan P Code 16727 Volkswagen error due to a break in the wiring through which the third engine radiator fan relay is connected.

The user needs to check the device J The user needs 16727 Volkswagen error device G Perhaps a contact has come loose somewhere or the insulating layer of the wire is damaged.

This may result in the vehicle being less powerful overall. If traction is lost and this Volkswagen error 16727 appears, you need to check the operation of the transmission unit. P The combination P indicates that the signal coming from the camshaft position adjuster is outside the operating range P Short circuit to positive in the starter circuit.

The control unit indicates a malfunction in the P terminal. The P combination appears when there is a failure in the electrical circuit supplying the fuel pump electronics. The cause of the problem should be sought in the signal cable.

P There is a fault in the electrical circuit supplying the glow plugs. The microprocessor module does not receive a signal from the device; its detailed diagnostics are required.

efim8127 › Blog › Decoding errors for Climatronic (Passat B5, Skoda, Golf)

Decoding errors for Climatronic (Passat B5, Skoda, Golf)
To access the error memory, simultaneously press the [Recycle]+[ECON] buttons and hold them for more than 3 seconds. A three-digit error code will appear on the left, and the number “00” on the right. After pressing [Temp. +] the following error code appears. If code 000 appears on the left, then there are no other errors in memory. Press [ECON] for about 3 seconds. erase the errors, code 444 will appear on the display. To return to normal display mode, press [ECON].

Error codes VAG code - Climate display - Error source 00281 —- 119 ——————– Driving speed sensor-G68 00532 —- 214 ——————– Power supply voltage 00538 —- 21A ——————– Reference voltage 01296 —- 510 ——————– Central vent temperature sensor-G191 01297 —- 511 ——————– Footwell vent temperature sensor-G192 00779 —- 30B ——————– Sensor outside air temperature-G17 00785 —- 311 ——————– Front panel temperature sensor-G56 00787 —- 313 ——————– Fresh air intake duct temperature sensor-G89 00792 —- 318 ————— —– Pressure sensor in the air conditioner circuit-F129 00796 —- 31C ——————– Temperature sensor fan-V42 00797 —- 31D ——————– Solar radiation intensity photo sensor-G107 00818 —- 332 ——— ———– Evaporator outlet temperature sensor-G263 00819 —- 333 ——————– High pressure sensor-G65 00898 —- 382 ——————– Control signal supply to air conditioning compressor 01271 —- 4F7 —— ————– Air temperature control damper control motor-V68 01272 —- 4F8 ——————– Central damper control motor-V70 01273 —- 4F9 ——————– Supply fan-V2 01274 —- 4FA — —————– Air intake flap control motor-V71 01206 —- 4B6 ——————– No signal for timing “ignition off” 00603 —- 25B ——————– Footwell flap control motor defrost flap-V85 01582 —- 62E ——————– Coolant temperature signal 01336 —- 538 ——————– Comfort data bus 01341 —- 53D ——————– Instrument cluster control unit on comfort CAN bus J285 01299 —- 513 ——————– Data bus diagnostic interface-J533 01198 —- 4AE ——————– Comfort data bus: incorrect software version 01044 —- 414 ———— ——– Control unit 01087 is incorrectly coded —- 43F ——————– Basic settings not completed no ——- 444 ——————– No errors detected

Climatronic - Service mode

We enter the service mode by simultaneously pressing [ECON] + + [Fan speed is lower] After pressing [ECON], we return to normal mode.

00 General level, 0 = max. cool, 255 = max. warm 01 Temperature control (on the climate control panel) 02 Solar irradiation index averaged 03 Solar irradiation index in mW/cm² 04 Bumper temperature averaged 05 Bumper temperature current value 06 Temperature in the fresh air intake duct 07 Foot air temperature 08 Center air temperature 09 Set voltage value fan 10 Actual fan voltage value in 10-1 Volt 11 Temp. damper, 0 = max. heating, 255 = max. cold) 12 Middle damper, 0 = feet-/defrost, 255 = middle 13 Air pressure damper, 0 = circulation, 255 = fresh air 14 Foot-/defrost damper, 0 = wind. glass, 255 = legs 15 Time after starting the engine in sec. 16 Speed in km/h 17 ? goes from a negative (cool) or positive value (heat) to 0 18 ? most often = 0, when it is very hot that the cooling fan also starts, then the value is in the range of approx. 68 19 Compressor cut-out condition, 0 = none, 5 = low speed, 6 = ECON, 7 = OFF, 11 = ?, 12 = ? 20 ? Adjustment parameter 0 to 100, 100 = max. cool or heat 21 ? starts around 0 22 ? Adjustment parameter, small values approx. 0 23 Actual value of the blowing temperature in the middle 24 Set value of the blowing temperature in the middle 25 Temperature damper - end position warm 26 Actual value of the temperature damper 27 Temperature damper - end position cold 28 Central damper - end position foot/defrost 29 Actual value of the central damper 30 Central damper end position middle 31 Blower flap end position circulation 32 Actual value of the blower flap 33 Blower damper end position fresh air 34 Foot flap/defrost end position defrost 35 Actual value of the foot flap/defrost 36 Foot flap/defrost end leg position 37 Downtime in minutes (ignition off) 0 to 240 min. 38? = 20 39 Time after switching on. ignition in steps of 4 seconds. 40 Adjustment deviation 41 ? = 0 42 ? = 8 43 ? = 0 44 ? = 0

Channels for B5+ 40: Current Evaporator Temperature (°C) *see note below 41: I-Stell Evaporator (0-255) 42: Epsilon Evaporator (0-255) 43: Compressor Pressure (bar) 44: BiLevel/MAS threshold (0-255) 45: Motor temperature (°C) 46: Compressor set current (mA) 47: Compressor current current (mA) 48: Maximum compressor current (mA) 49: Compressor speed (100/min) 50: Control radiator cooling return signal (%) 51: Wiper operation mode (0=Off, 1=Interval, 2=Continuous) 52: Operation correction depending on the wiper mode (0-255) 53: Fan operation correction depending on the mode wiper * 0.1 (V) 54: Part number 55: VW number 56: HELLA number 57: Test-1 58: Test-2 59: Test-3 60: Test-4 61: — 62: Terminal 15 (0- off, 1-on) 63: hot lamp (bit) 64: Outside temperature (average) (°C) 65: Air conditioner off (0-no, 1-yes) 66: Engine speed *10 (rpm) 67: Backlight attenuation amount (%) 68: Cooling (0-no, 1-yes) 69: Country code (2 = USA, 1 = Japan, 0 = all others) 70: - 71: Auxiliary heater (0-disabled, 1- enabled) 72: Compressor enable status (0-disabled, 1-enabled) 73: Heating (1-disabled, 0-enabled) 74: Outside temperature (current value) (°C) 75: Compressor load (Nm) 76: Load supply fan (%) 77: Radiator fan load (%) 78: Engine monitoring (Check Engine lamp) (0-disabled, 1-enabled)

Source: www.drive2.ru

How does a mechanic diagnose a P0411 code?

First, the mechanic will connect the OBD-II scanner to the vehicle's diagnostic connector and read all the data and error codes stored in the ECM.
The mechanic will then clear the error codes from the ECM.
After this, he will test drive the vehicle to see if the P0411 code appears again.
The mechanic will visually inspect the secondary air system and repair or replace any damaged hoses and components. If necessary, the mechanic will clean the system components from carbon deposits.
Finally, the mechanic will check the operation of the secondary air pump.

Common errors when diagnosing code P0411

The most common mistake when diagnosing a P0411 code is to hastily replace secondary air system components. Usually, to resolve this error, you simply need to clean the components that are clogged.

Another mistake is failure to follow the diagnostic protocol. The mechanic must always follow protocol to perform all inspections and repairs properly.

What repairs can fix the P0411 code?

Replacing the secondary air pump
Cleaning system components from carbon deposits
Replacing vacuum hoses
Air Control Solenoid Valve Replacement
Repair or replacement of wires

Additional comments for troubleshooting P0411

The secondary air supply system plays an important role in reducing emissions of harmful substances from vehicle exhaust gases. The principle of operation of the system is to supply secondary air to the exhaust system to burn harmful substances.

To diagnose this error code, you will need a special diagnostic device, with which a qualified technician can read the data stored in the car’s computer. This information will help determine which component of the secondary air system is faulty.

If system components become clogged due to excessive carbon accumulation, the components can be cleaned using a special cleaner.

Need help with error code P0411?

The company - CarChek, offers a service - on-site computer diagnostics; specialists from our company will come to your home or office to diagnose and identify problems with your car. Find out the cost and sign up for on-site computer diagnostics or contact a consultant by phone +7(499)394-47-89

Source: carchek.ru

EPC error on Volkswagen

One of the main advantages of automotive electronics is the ability to self-diagnostics of the vehicle. With the help of special systems and software, the car informs the driver about emerging malfunctions much earlier than a person could notice them. In this case, complete information is not displayed on the dashboard - usually only the indicators light up. In order to find out exactly what problem caused the light to turn on, you need to carry out further diagnostics by connecting a laptop to the car.

The tidy does not work: reasons

If there is a panel malfunction, the problem may be hidden in several points.

The fuse for the corresponding position has blown. If only the backlight does not light, you should pay attention to other illuminators; the car has a looped lighting system. Usually the cigarette lighter/glove compartment light also stops coming on.
If the problem is not the fuse, it is recommended to check the wiring of the device. Contact terminals and power lines often suffer from increased vibration. As a result, the terminal may become loose or the insulating layer may wear out.
When all checks fail, the device itself should be diagnosed. The board burns out extremely rarely, but this is possible.

If you cannot fix the problem yourself, you should seek help from specialists.

Features of self-diagnosis of VW models

On the dashboard of Volkswagen cars, when problems occur, the EPC (Electronic Power Control) indicator lights up. Diagnostics allows you to obtain an error code, which should be compared with the table value, identifying the malfunction and making a decision on how to correct it. You can do this in a timely manner, restoring the car’s performance before the problem leads to more serious consequences, by contacting a car service center immediately after the light comes on.

If you have the appropriate software, you can try to decrypt it yourself. To do this you will need a laptop, a special adapter and a program. Typically the software comes with the kit itself.

Car diagnostics

The need to diagnose cars with injection engines arises when it is necessary to identify and identify faults that have arisen in the electronics. Often, car enthusiasts resort to this procedure when the vehicle is purchased second-hand or during systematic maintenance. Also, some car owners take their cars for diagnostics if the EPC lamp comes on. The EPC signal coming on is also a sign of a problem. We will talk about this further.

Transport, literally stuffed with various electronic gadgets, would have been called a masterpiece of technical thought thirty years ago. On-board computers in such cars essentially determine the performance of the car as a whole. These devices monitor not only the situation on the road, but also the internal processes that occur in your “iron horse”.

EPC light on the dashboard of a car

If the system in your Golf begins to work incorrectly, the motorist may not immediately detect this. If minor failures constantly occur in the car, this may not be immediately noticed, which will lead to more significant breakdowns. If the on-board computer does not work correctly in your car, the following may occur:

increased fuel consumption;
engine tripping, loss of power in the car;
failure of various electrical devices and sensors.

The last malfunction can play a cruel joke on the driver - if any sensors break down, the computer may produce incorrect data. Therefore, car diagnostics must be carried out periodically to protect yourself from further breakdowns. It is worth understanding that such complex systems in cars require only a high level of maintenance. Therefore, Volkswagen owners, be it Passat, Golf or any other model, should understand what error codes are and how to correct them. And even more so, always pay attention to the EPC light turning on.

Laptop for vehicle diagnostics

Types of errors in Volkswagen cars

According to statistics, in most cases the EPC error on Volkswagen is determined by codes “00588”, “p2002”, “p0016”, “00532” and “00778”. They indicate that the problem is, respectively, in the driver's airbag, particulate filter, camshaft or crankshaft sensor, power supply voltage system and steering wheel rotation sensor.

Among other popular codes, the most common signals are the following, indicating a problem with the corresponding sensor or electronic system:

from 00048 to 00054 – problems with the temperature sensor of the heat exchanger or evaporator, less often – problems with the footwell in the first or second row of the car;
00092 – with temperature sensor of the starter battery;
from 00135 to 00141 – with front or rear wheel acceleration device;
from 00190 to 00193 – with touch sensors on the external door handles of the car;
00218 – with a sensor that controls air humidity;
00256 – with a device that controls the parameters of antifreeze (coolant, coolant);
00282 – with speed sensor;
00300 – with electronics that control the temperature of the engine oil;
from 00438 to 00441 – with fuel level sensors in the tank;
00763 or 00764 – with electronics that control gas pressure;
00769 or 00770 – with a sensor that determines the coolant temperature at the engine outlet;
00772 or 00773 - with a device that controls oil pressure.

If the lamp lights up when the ignition is turned on, the driver should not worry about this. The EPC is turned on in this case to demonstrate the serviceability of the signaling device. The only evidence of a problem is a constant light on the indicator. If the lamp periodically lights up and goes out, most likely the reason is a violation of its contacts.

Volkswagen golf 5 sensor designation

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Volkswagen Golf Club > Knowledge Base and Photo Reports > FAQ > Electrical equipment. decoding of the designations of VAG sensors, control units and relays.

I decided to add to the BZ everything (in my opinion))) about symbols, icons, indicators and designations of the car dashboard. The first 3 photos are VW symbols. The next 13 photos are basically all there are of the symbols.

"Volkswagen" is translated from German as "people's car." The first batch of cars produced at the dawn of the company was only 12 units. During Nazism, the company logo was changed and stylized as a swastika.

And so let’s look at all the designations of the icons (lights) on the dashboard. What do the orange and red sensors under the temperature sensor mean? Please tell me what this sign on the dashboard means. Volkswagen Tiguan diesel?

Memory for the driver's seat 1. Check the front suspension and steering. Problems with the transmission electronics or engine operation. Sensors VW Golf V pressure. In general, the box definitely needs diagnostics and a direct route to service!!

Symbols on the dashboard

Internal connections are thin lines - these connections do not represent wires, but they carry electrical current. They make it possible to trace the path of current flow inside electrical equipment.

Terminal 15 - when the ignition is on, it has battery voltage. The relay position number indicates the relay number in the relay and fuse box.

The element designation allows you to find in the list the name of the element represented by a graphic symbol, in this case the fuel injection control unit.

The color of the wire matches the color of the wire in the car, in this case brown. The current track number makes it easier to find elements on the circuit. An alphanumeric designation marks the plug-in connection.

T8 stands for 8-pin connection and T7 stands for 7th pin. The numbers in the squares indicate an interruption of the circuit and specify the number of the current path for continuing the circuit. A graphic symbol, in this case a fuse. The alphanumeric designation at the connection points determines the position of the wires in the connectors. For example, M30az represents pin 30az of the M connector.

Identification of contacts on the relay, control device and on the board or additional relay panel, for example: Search by article Enter the query you need in the search bar.