EXPERT IN AUTO PARTS
8 October 2025 (updated) Table of Contents
The infotainment system of the Volvo XC40 shows frequent defects in the form of complete system failures, frozen screens and connection problems with smartphones. These symptoms are particularly common in the T3 and T4 gasoline engines and plug-in hybrid variants. The radio does not come on, the navigation does not work correctly and the reversing camera does not show a picture. The reliability of the system is particularly problematic in the first 25,000 km, with software errors and hardware defects occurring in equal measure. The service life of the head unit is often below expectations, leading to considerable complaints from vehicle owners.
A systematic check is essential to correctly diagnose the system faults. The sensitive Volvo XC40 infotainment components require regular software updates and occasional factory resets to rectify malfunctions. The solution often involves a complete reprogramming of the system or, in severe cases, replacement of the head unit. Preventive measures such as regular updates every 5,000 km can improve stability and prevent major failures.
The electric tailgate of the Volvo XC40 develops characteristic weaknesses after an average mileage of 30,000 km. The tailgate does not close completely or opens unintentionally while driving, which poses considerable safety risks. Models with a panoramic roof are particularly affected, as additional weight puts a strain on the mechanism. The electric motor continues to run even when the flap should already be closed, which leads to premature wear and battery discharge. The reliability of the system decreases significantly after 40,000 km, and both mechanical and electronic components can fail.
A professional inspection is required to identify the defective components in the locking mechanism. The complex Volvo XC40 tailgate systems require specialized diagnostic equipment for fault analysis and calibration of the sensors. The repair often involves replacing the closing motors, sensors or the complete control unit. Regular lubrication of the mechanical parts every 15,000 km and checking the electrical connections can significantly extend the service life.
Article number: 15384B
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£18.49
£18.49
for 1 litre
price incl. 20% VAT, excl. delivery costs
FEBI BILSTEIN Antifreeze
G11, blue, 5l, Concentrate
Article number: 22268
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£23.99
£4.80
for 1 litre
price incl. 20% VAT, excl. delivery costs
SWAG Manual Transmission Oil
Capacity: 1l
Article number: 10 92 1829
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£18.49
£18.49
for 1 litre
price incl. 20% VAT, excl. delivery costs
Article number: MN8218-10
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£36.99
£3.70
for 1 litre
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Article number: 99 92 2268
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£28.99
£5.80
for 1 litre
price incl. 20% VAT, excl. delivery costs
The air conditioning system does not cool sufficiently in many Volvo XC40 models, especially in the D3 diesel variants and T5 gasoline models. These problems manifest themselves after just 20,000 km through poor cooling performance, unusual noises and complete system failures. The compressor does not start or switches off prematurely, resulting in uncomfortable driving conditions. The symptoms worsen at high outside temperatures and can lead to overheating of the interior temperature. The 190 hp diesel models in particular show increased failure rates in the air conditioning system, with both electrical and mechanical components being affected.
Professional maintenance is crucial for diagnosing coolant leaks and compressor problems. The sophisticated Volvo XC40 air conditioning systems require annual inspections and regular refrigerant top-ups for optimum performance. The solution often involves replacing the air conditioning compressor, condensers or expansion valve. Preventive maintenance with system cleaning every 30,000 km and regular filter checks can prevent most breakdowns and ensure system reliability.
The seat heating does not work correctly in many Volvo XC40 models, with faults typically occurring between 25,000 and 45,000 km. The T2 and plug-in hybrid variants in particular show increased failure rates with the heating elements. Symptoms include uneven heat distribution, complete failure of individual zones or overheating of certain areas. The electric heating mats can burn out or the control modules can fail, leading to expensive repairs. The service life of the heating elements is often shorter than expected, especially with intensive use during the winter months.
Regular maintenance is essential for early detection of heating problems in the seats. The sensitive Volvo XC40 seat heating systems require careful electrical diagnosis and, if necessary, replacement of the heating mats or control units. Repair often requires complete removal of the seat covers and replacement of the defective components. Regular functional checks every 20,000 km and avoiding overloading can significantly improve the durability of the heating elements.
The start-stop system shows frequent malfunctions in all engine variants of the Volvo XC40, especially in the hybrid and plug-in hybrid models. The problems typically occur after 35,000 km and are manifested by the non-functioning of the automatic engine stop or starting problems after stopping. The system does not recognize the operating conditions correctly or the battery is classified as insufficiently charged. The reliability of the system decreases drastically at low temperatures, leading to driver complaints. The T4 and D3 engines in particular show weak points in the system communication between the engine and battery management.
A systematic check is required to diagnose the complex start-stop functions and battery conditions. The sophisticated Volvo XC40 start-stop systems require regular software updates and battery tests for optimal function. The solution often involves reprogramming the control units, replacing the starter battery or repairing the sensors. Preventive maintenance with regular battery checks every 15,000 km and software updates can prevent most breakdowns and ensure the longevity of the system.
CASTROL Automatic transmission fluid
1l, red
Article number: 1550C4
£12.99
£12.99
for 1 litre
price incl. 20% VAT, excl. delivery costs
Article number: EK820
£137.49price incl. 20% VAT, free delivery
BOSCH Oil filter
Filter Insert
Article number: F 026 407 152
£9.59price incl. 20% VAT, excl. delivery costs
BOSCH Spark plug
M 12 x 1,25, Spanner Size: 14
Article number: 0 242 140 565
£16.49
Price per item
price incl. 20% VAT, excl. delivery costs
-31%
Article number: VT540-S
compared to
RRP
£48.16
£32.99
Price per set of 2 pieces
price incl. 20% VAT, excl. delivery costs
Based on the experiences of Volvo XC40 owners, the following additional problems occur:
| Strengths | Weak points |
|---|---|
| High safety standards | Infotainment system failures |
| Modern assistance systems | Electric tailgate problems |
| Good build quality | Start-stop system failures |
| Comfortable chassis | Air conditioning weak points |
| Generous space | Seat heating defects |
| Attractive design | Key recognition problems |
| Strong engine power | Hybrid system complexity |
| Good driving dynamics | Electronics vulnerability |
The Volvo XC40 presents itself as a modern and well-equipped vehicle with high safety standards, but shows characteristic weaknesses in the electronics and comfort functions. Most problems can be rectified by regular maintenance and prompt repairs, with particular attention paid to the electrical systems. Preventive maintenance can significantly improve reliability and extend the service life of vulnerable components.
MANNOL Transmission fluid
75W-90, Capacity: 4l
LIQUI MOLY Antifreeze
green, 1l, Concentrate
FEBI BILSTEIN Transmission fluid
75W-90, Capacity: 1l
ATE Brake caliper bolt
12mm
ELRING Seal, EGR valve
Bypass Flap at EGR cooler
EIBACH Fender flare
Front Axle, Rear Axle, Eibach Pro-Spacer, Splash Guards
FEBI BILSTEIN Automatic transmission fluid
ATF III, 1l, red
FEBI BILSTEIN Antifreeze
G11, blue, 1,5l, Concentrate
FA1 Exhaust clamp
