GLONASS unit on Škoda Rapid: device, diagnostics and repair

Block GLONASS on Škoda Rapid is not just an element of the navigation system, but a critical module responsible for communication with Russian satellites, emergency calls (ERA-GLONASS) and even the correct operation of some functions of the on-board computer. Owners of cars manufactured after 2015 often encounter problems with this unit: from signal loss to complete system failure. In this article, we will look at how the module works, what malfunctions occur most often, and whether they can be dealt with without visiting a service center.

Feature Rapid is that the GLONASS unit is integrated here with an antenna and sometimes with a module GPS. This complicates diagnosis, as symptoms of the malfunction may disguise as navigation or electronics problems. For example, if an error is detected on the instrument panel. U111300 (loss of communication with the unit), this does not always mean its failure - sometimes the fault is a wiring break or oxidation of contacts. We will discuss all the nuances in detail, including Unique error codes for Rapid 2017-2023Not documented in official manuals.

What is a GLONASS unit and why is it needed in the Škoda Rapid

Block GLONASS/ERA GLONASS This is a mandatory element for all cars sold in Russia since 2017. It performs three key functions:

• 🛰️ Satellite navigationReceiving signals from Russian satellites GLONASS (analogue GPSBut with the best coverage in the Russian Federation.
• 🚨 Emergency callAutomatically sends traffic data to service 112 via the system ERA-GLONASS.
• 📡 Synchronization of timeAdjustment of the onboard computer clock by satellite signal.

On Škoda Rapid The unit is usually installed under the dashboard or behind the glove compartment (depending on the year of release). Externally, it looks like a small box with an antenna connector and a power plume. It is important to understand that this module works in tandem with:

• 📶 antenna GLONASS/GPS (often combined, located on the roof).
• 🔌 Control unit CAN bus (transmits data to ECU).
• 📱 Module. telematics (if the car is equipped Škoda Connect).

If the block fails, it can lead not only to loss of navigation, but also to the loss of navigation. failure of the emergency call systemThis is a risk of fines when passing the inspection. In addition, some owners Rapid note that when GLONASS malfunctions, the clock on the instrument panel begins to “glue” or the settings of the multimedia system are reset.

Signs of a malfunction of the GLONASS unit on the Škoda Rapid

System GLONASS/ERA GLONASS It rarely breaks suddenly – usually the malfunctions appear gradually. Here are the typical symptoms that you should pay attention to:

Symptom	Probable Cause	Urgency of repair
An error appears on the panel U111300 or B1000	Loss of communication with the block (wire break, contact oxidation)	Average
Navigation loses satellites or shows incorrect coordinates	Failure of the antenna or the unit itself	Low (if not used ERA-GLONASS)
In case of accident, an emergency signal is not sent.	Failure of the ERA-GLONASS module or SIM card within the block	High (fine risk)
The clock on the panel is reset or goes wrong	The block does not receive a synchronization signal	Low

One of the most insidious signs is switch-off. For example, Amundsen or Bolero The satellites can only "see" after the system is restarted. It's often connected to overheating of the GLONASS block due to its close location to the heater (relevant for Rapid 2018-2020). In such cases, it helps to reinstall the module in another place or additional cooling.

⚠️ AttentionIf there is an error on the panel U112100This could mean a malfunction. SIM cards inside the ERA-GLONASS block. Independent replacement of the card will lead to loss of warranty - in this case, you need to contact the official service Škoda.

Where is the GLONASS unit located in the Škoda Rapid: diagrams and photos

The location of the unit depends on the year of release and configuration of the car. Here are the main options:

• 📍 Rapid 2015–2017: behind the glove compartment, to the right of the fuse block. Available after removing the plastic lining.
• 📍 Rapid 2018–2023: under the dashboard, next to the control unit CAN bus. Removal of the lower part of the dashboard.
• 📍 Rapid with Škoda Connect: the unit is combined with the telematics module and installed in the trunk (under the shelf).

To get to the block, you will need:

• 🔧 Flathead screwdriver (for removing clips).
• 🔌 Tester or multimeter (to check power supply).
• 📸 Smartphone (to take photos of connectors before switching off).

The photo below shows the GLONASS block for Rapid 2019 (article) 5E0 035 680):

Photo by GLONASS block (clickable)

[This should be an image of a block with connectors and markings]

Take a picture of the location of the connectors | Turn off the battery terminal |Check the availability of spare clips |Prepare an antistatic mat (for electronics)->

How to check the GLONASS unit on a Škoda Rapid yourself

Before replacing the block, make sure that the problem is in it. Here is a step-by-step instruction for diagnosis:

1. Checking the fuse: find a safety lock F37 (10A) in a block under the hood. If it burns out, replace and check the system.
2. Nutrition test: connect the multimeter to the block connector (contacts) +12V and GND). The voltage should be 11.8–14.5V.
3. Testing the antenna: disconnect the antenna connector and check the resistance between the central wire and the squirt - should be 50 ohm.
4. Diagnosis of errors: Connect the scanner (for example, VCDS) and check the codes in the block 19 (CAN Gateway).

If the unit is not showing signs of life, but the power and antenna are working, it is likely to fail. In this case, you can try. reflash If the software is in trouble, or replace it with a new one. The original block for Rapid costs about 12–15 thousand rubles, but there are analogues from Bosch or Continental cheaper.

⚠️ Attention: When replacing the GLONASS block with Rapid with the system Škoda Connect will need it connection to a car It's through the dealer's scanner. Without this, the emergency call function will not work!

Step-by-step instructions for replacing the GLONASS unit on a Škoda Rapid

Replacement of the block is a procedure of medium complexity, which will take about 1-2 hours. Here's what you're gonna need:

• 🔧 Set of screwdrivers (phillips, flat).
• 🔌 New block GLONASS (article depends on the year of issue).
• 🧲 A magnet for mounting bolts (so as not to lose).
• 📋 Scanner for diagnosis (optional, but recommended).

Step 1: Power Off

Remove the negative terminal from the battery and wait 10 minutes – this will reset the electronics settings and prevent short circuit.

Step 2: Dismantling the old block

1. Remove the plastic lining under the dashboard (or behind the glove compartment, depending on the model).
2. Disconnect the power connectors and antennas (remember their location!).
3. Unscrew the bolts of the mounting of the block (usually 2-3 pieces).

Step 3: Installation of a new block

Connect the connectors to the new unit in reverse order. Make sure the antenna cable is not bent or damaged. After installation, check the system through a diagnostic scanner.

Step 4: Setup and Testing

Turn on the ignition and wait until the unit synchronizes with the satellites (can take up to 10 minutes). Check it out.

• 📡 The appearance of the navigation signal in Amundsen/Bolero.
• ⏰ Correct display of time on the panel.
• 🚨 No errors in the system ERA-GLONASS.

Common mistakes when working with the GLONASS unit and how to avoid them

Even experienced car owners make mistakes when diagnosing or replacing a unit. Here are the most common:

1. Ignoring the antennaMany people change the unit without checking the antenna. Meanwhile, its break or corrosion of the connector is the cause of 40% of malfunctions.
2. Incorrect connection of connectors: confused food contacts and CAN buses They could knock out a new block.
3. No resetting of settings: After replacement, you need to reset the errors through the scanner, otherwise the system will “see” the old malfunction.
4. Savings on the blockCheap analogues may not support ERA-GLONASSWhich will cause problems with the inspection.

Another common mistake is misinstallation of the SIM card In the ERA-GLONASS block. The card must be activated and tied to the car through the dealership. Replacing the card on your own (for example, after expiration) will result in the loss of the emergency call function.

How to check the SIM card in the block ERA-GLONASS

1. Remove the block (see para. (a) the instructions above.

2. Carefully open the body (usually it is on the latches).

3. Take out the SIM card and check it on another device.

4. If the card does not work, contact the service for replacement (self-activation is not possible).

Alternative solutions: is it possible to do without replacing the block?

If the GLONASS block is out of order, but you are not ready to spend money on a new one, there are several alternative options:

• 🔧 Unit repair: Some workshops are soldering chips or sewing modules again. Cost from 3 thousand rubles.
• 📱 External GPS receiver: if you only need navigation, you can connect an external receiver (for example, Garmin) to the multimedia system.
• 🚗 ERA-GLONASS shutdown: technically possible, but illegally - it'll cause problems with the inspection.

The most reliable option is repair at the official dealer, but it will cost you a lot. 8–12 thousand rubles (excluding the cost of the block). If the car is guaranteed, the replacement will be made free of charge.

For those of you who are willing to experiment, there's another way. slicing ODIS. This requires special equipment and knowledge, but sometimes helps to return the module to work. However, the risk of “bricking” the block is very high, so it is better to entrust this to professionals.

FAQ: Frequently asked questions about the GLONASS unit on the Škoda Rapid

Can I drive without a working GLONASS unit?

Technically yes, but since 2017, there has been no working system. ERA-GLONASS It's a traffic violation. When passing the inspection, this may cause a refusal to issue a diagnostic card. In the event of an accident, an emergency call will not work.

How to Reset Error U111300 After Replacing a Block

The error can be reset via a diagnostic scanner (VCDS, ODIS or Launch). Go to block 19 (CAN Gateway), select Clear DTC and confirm the reset. If the error appears again, check the power and connection with the CAN bus.

How much does the original GLONASS block cost for Rapid?

The cost of the original block (article) 5E0 035 680 or 5E0 035 680 A) - about 12–15 thousand rubles. Analogues from Bosch or Continental can be found for 8–10 thousand rublesHowever, they may not support all functions.

Can I move the GLONASS block to another place so that it does not overheat?

Yes, but it requires lengthening the wiring and properly securing the antenna. The best place is under the driver’s seat or in the trunk (if there is no metal interference). After the transfer, be sure to check the signal quality through the diagnosis.

What if the navigation is not working after the replacement?

Check:

1. Connecting the antenna (contact must be tight).
2. Multimedia system settings (sometimes manual signal source selection is required).
3. Firmware update Amundsen/Bolero (via the official website) Škoda).

If the problem persists, contact the service for verification. CAN buses.