In this Vehicle Platform Guide, you will find the top common issues of Volvo XC90 T6 (2016-2022; Second-Generation) 2.0L Inline-4 Turbo/Supercharged, along with their fault codes, and the solutions from eEuroparts.com.
The 2016-2022 Volvo XC90 T6 is a premium luxury SUV powered by a 2.0L turbocharged and supercharged inline-4 engine, delivering 316 horsepower and paired with an 8-speed automatic transmission. Featuring all-wheel drive, it offers strong acceleration, refined handling, and a spacious, safety-focused interior.
Specifications
Engine and Powertrain
Engine:
2.0L Inline-4 Turbocharged and Supercharged
Engine Code:
B4204T27 / B4204T29
Horsepower:
316 hp @ 5,700 rpm
Torque:
295 lb-ft @ 2,200-5,400 rpm
Fuel Type:
Premium Gasoline
Transmission:
8-Speed Automatic (Aisin AW TG-81SC)
Fuel Economy (EPA Estimates)
City/Highway Combined:
~20 / 27 / 23 MPG
Vehicle Weight
Curb Weight:
~ 4,522 lbs
Gross Weight:
~6,061 lbs
Configurations and Submodels
Body Styles:
5-door SUV
Seating Capacity:
7-passenger
Drivetrain Options:
All-Wheel Drive (AWD) standard on T6 trims
Top Common Issues with Volvo XC90 T6 (2016-2022; Second-Generation) 2.0L Inline-4 Turbo/Supercharged
ABS Module
1. ABS Module Failure
Fault Codes:
C0031 detects a front left speed sensor fault, C0034 signals a front right sensor issue, C0040/C0041 report rear sensor faults, and U0125 shows lost ABS communication.
Why it happens:
ABS module failure occurs due to electrical faults, corrosion, sensor malfunctions, overheating, or damaged wiring, leading to braking instability and loss of anti-lock functionality.
Symptoms:
ABS warning light illuminated suggests module malfunction or system failure.
Unresponsive anti-lock braking leads to increased stopping distance and reduced braking efficiency.
Wheel locking during braking indicates loss of ABS control, affecting stability.
Inconsistent or pulsating brakes suggest faulty ABS modulation.
Loss of traction control features occurs due to ABS module faults.
Communication errors or fault codes point to ABS system failure.
Parts to Replace
Front 360452 ATE 360452 is a high-quality replacement designed for Volvo models, ensuring accurate wheel speed detection for optimal braking performance.
Rear 31362355 360451 The Volvo ABS Sensor 31362355 - ATE 360451 is a high-quality replacement designed for Volvo models.
The P0556 fault code signals a brake booster pressure sensor circuit range/performance issue, while P0557 indicates a low input fault in the brake booster pressure sensor circuit.
Why it happens:
Brake vacuum pump failure occurs due to wear, contamination, electrical faults, or mechanical damage.
Symptoms:
Hard brake pedal occurs due to insufficient vacuum pressure, making braking more difficult.
Increased stopping distance results from reduced brake booster assistance.
Warning lights on the dashboard may indicate vacuum-related issues.
Engine performance problems such as stuttering or loss of power can be linked to vacuum pump failure.
Unusual noises like hissing or whistling suggest air leaks in the vacuum system.
Poor braking response leads to inconsistent or delayed stopping.
Front lower control arm failure occurs due to bushing wear, ball joint deterioration, corrosion, impact damage, or excessive stress, leading to unstable handling and suspension issues.
Symptoms:
Steering instability or wandering occurs when worn control arm bushings fail to maintain proper alignment.
Uneven tire wear results from misalignment caused by deteriorated ball joints or bushings.
Clunking or knocking sounds develop due to excessive movement in the control arm assembly.
Poor handling and excessive vibration arise from weakened suspension components.
Loose or unresponsive steering suggests damage to the control arm or ball joint.
Visible cracks or deformation indicate physical damage from impact or prolonged stress.
Front Driver Side Upper BPSS32066 The Bison Performance 31360630 Front Driver Side Upper Suspension Control Arm and Ball Joint Assembly is a durable replacement designed for Volvo models.
Front Left Lower PART # RK623858 The RK623858 Front Left Lower Suspension Control Arm and Ball Joint Assembly is a durable replacement designed for various vehicle models
Front Right Lower PART # RK623859 The RK623859 Front Right Lower Suspension Control Arm and Ball Joint Assembly is a durable replacement designed for various vehicle models.
C1838 detects an air spring leak, C1835 signals a pressure sensor fault, and U0422 reports invalid ride height sensor module data.
Why it happens:
Air suspension spring failure occurs due to rubber deterioration, air leaks, excessive wear, moisture damage, or high-pressure stress, leading to loss of ride comfort and stability.
Symptoms:
Uneven ride height occurs due to air leakage or loss of pressure in the suspension spring.
Excessive bouncing or poor ride comfort suggests weakened air spring cushioning.
Visible cracks or deformation indicate physical wear or aging of the spring material.
Air compressor running frequently signals a leak, forcing the compressor to compensate.
Harsh or unstable handling arises from inconsistent suspension performance.
Warning lights or fault codes may indicate air suspension system issues.
The C1836 fault code signals a solenoid valve malfunction, C1837 indicates an air spring valve block fault, and U0416 refers to invalid data from the suspension control module.
Why it happens:
Air suspension solenoid valve unit failure occurs due to electrical faults, air leaks, wear, moisture contamination, or clogged valve passages, leading to unstable suspension operation.
Symptoms:
Unstable ride height occurs due to malfunctioning solenoid valves failing to regulate air pressure properly.
Slow or unresponsive suspension adjustment suggests restricted airflow or solenoid valve blockage.
Frequent compressor operation signals continuous air pressure loss from faulty solenoid valves.
Harsh or uneven ride comfort results from inconsistent valve operation affecting air distribution.
Warning lights or fault codes indicate electrical faults or solenoid valve failure.
Hissing sounds or air leaks suggest damaged valve seals or passages.
Sway bar link wear occurs due to age, corrosion, excessive stress, poor lubrication, or impact damage, leading to loose handling and suspension instability.
Symptoms:
Clunking or rattling noises occur when worn sway bar links loosen and shift during movement.
Excessive body roll during turns indicates reduced stability due to weakened sway bar connections.
Poor handling or steering response results from weakened linkage affecting suspension support.
Uneven tire wear may develop due to inconsistent wheel alignment from worn sway bar links.
Visible damage or corrosion suggests deterioration, affecting the strength and reliability of the links.
Looseness or play in the suspension indicates worn bushings or failed link joints.
P0350 signals an ignition coil circuit issue, P0351-P0354 indicate cylinder-specific faults, and P0300-P0304 detect random or specific misfires.
Why it happens:
Ignition coil failure occurs due to heat stress, insulation breakdown, voltage fluctuations, or internal short circuits.
Symptoms:
Engine misfires occur due to inconsistent spark production, causing rough idling and reduced power.
Difficulty starting the engine results from weak ignition coil performance.
Loss of acceleration happens when the coil fails to deliver adequate voltage to spark plugs.
Check engine light illumination indicates ignition-related faults detected by the ECU.
Poor fuel efficiency develops as incomplete combustion wastes fuel.
Backfiring or stalling occurs due to erratic ignition timing and weak spark delivery.
Parts to Replace
NGK Volvo Ignition Coil 31312514 The NGK 31312514 Ignition Coil is a high-quality replacement designed for Volvo models, ensuring reliable ignition performance and durability.
PART # 5249705-Kit The Denso 5249705-Kit Ignition Coil Kit (EVO) is a high-quality replacement designed for Volvo models, ensuring reliable ignition performance and durability.
PART # 5250986-Kit The Denso 5250986-Kit Ignition Coil Kit (Laser Iridium, Gap 0.028) is a high-quality replacement designed for Volvo models, ensuring reliable ignition performance and durability.
Denso Ignition Coil PART # 673-9203 The Denso 673-9203 Direct Ignition Coil (Coil on Plug) is a high-quality replacement designed for Volvo XC90 models (2016-2022), ensuring reliable ignition performance and durability.
The P0300 fault code indicates random/multiple cylinder misfires, P0301-P0304 refer to misfires in specific cylinders, and P0365 signals an ignition performance or misfire detection issue.
Why it happens:
Spark plug failure occurs due to electrode wear, carbon buildup, overheating, improper gap settings, or oil contamination.
Symptoms:
Engine misfires occur due to incomplete combustion, causing rough idling and power loss.
Difficulty starting the engine results from weak or inconsistent spark production.
Reduced fuel efficiency happens as unburnt fuel leads to higher consumption.
Poor acceleration develops when the spark plugs fail to ignite fuel properly.
Check engine light illumination indicates misfire detection by the ECU.
Black smoke or carbon deposits in the exhaust may signal incomplete combustion.
Parts to Replace
Bosch Volvo Spark Plug Bosch 8505 The Bosch 8505 EVO Spark Plug is a high-performance replacement designed for turbocharged gasoline direct injection (GDI) engines.
Part #: ILZKAR8J8SY The NGK ILZKAR8J8SY Laser Iridium Spark Plug is a high-performance replacement designed for Volvo models, ensuring reliable ignition and long service life.
PART # 95660 The NGK 95660 ILZKAR8J8SY Laser Iridium Spark Plug is a high-performance replacement designed for Volvo models.
The C1001 fault code signals a steering angle or geometry misalignment, while C1096 indicates a steering system performance fault.
Why it happens:
Steering tie rod end failure occurs due to wear, corrosion, impact damage, poor lubrication, or excessive stress, leading to loose steering and alignment issues.
Symptoms:
Loose or unresponsive steering - Excessive play in the steering wheel, making it harder to control.
Steering wheel vibrations - Shaking or wobbling, especially at higher speeds or when turning.
Uneven tire wear - Tires wearing out unevenly due to misalignment caused by worn tie rod ends.
Vehicle pulling to one side - Difficulty maintaining a straight path, requiring constant correction.
Clunking or knocking noises - Strange sounds when turning or driving over bumps.
Poor front-end alignment - Misaligned wheels affecting handling and stability.
Parts to Replace
Right Outer BPSS32044 The Bison Performance Steering Tie Rod End part number BPSS32044 is designed for Volvo and is compatible with other part numbers 31429236, 31476318, and 31476416.
(Left Outer) BPSS32045 The Bison Performance Steering Tie Rod End part number BPSS32045 is an exceptional replacement part compatible with Volvo models that require part numbers 31476317, 31476415 and others.
Inner BPSS32054 The Bison Performance Steering Tie Rod End part number BPSS32054 is a premium-quality replacement part that is designed to provide superior performance and durability for your Volvo.
P0016 means crankshaft-intake camshaft timing misalignment, while P0017 signals crankshaft-exhaust camshaft correlation issue, both affecting engine performance.
Why it happens:
Engine timing belt failure occurs due to belt wear, tensioner failure, oil contamination, misalignment, or excessive mileage, leading to engine timing disruption and potential severe damage.
Symptoms:
Engine misfires or rough idling occur due to improper valve timing caused by a failing belt.
Difficulty starting the engine results from the belt slipping or losing tension, disrupting crankshaft-camshaft synchronization.
Unusual ticking noise from the engine signals belt wear, tensioner issues, or misalignment.
Loss of engine power develops when valve timing becomes erratic, affecting performance and acceleration.
Check engine light illumination occurs if the vehicle detects a timing-related fault.
Complete engine failure happens if the belt snaps, potentially causing severe internal damage in interference engines.
Parts to Replace
Continental Engine Timing Belt PART # CT1215 The Continental CT1215 Timing Belt is a high-quality replacement designed for Volvo and Polestar models, ensuring precise engine timing and durability.
Continental Engine Timing Belt Kit PART # CT1215K1 The Continental CT1215K1 Timing Belt Kit is a high-quality replacement designed for Volvo and Polestar models, ensuring precise engine timing and durability.
The P0130 fault code indicates an oxygen sensor circuit issue in Bank 1, Sensor 1, P2195 signals the sensor is stuck in a rich condition, and P0171 refers to a lean air-fuel mixture in Bank 1.
Why it happens:
Air/fuel ratio sensor failure occurs due to sensor degradation, contamination, wiring faults, or exhaust leaks.
Symptoms:
Poor fuel efficiency results from incorrect air-fuel mixture readings, leading to excess fuel consumption.
Engine misfires or rough idling occur due to improper fuel delivery caused by inaccurate sensor readings.
Check engine light illumination happens when the ECU detects inconsistencies in air-fuel ratio.
Loss of power or sluggish acceleration develops as the engine struggles to maintain optimal combustion.
Increased emissions from incomplete fuel combustion may cause excessive pollutants or a failed emissions test.
Unstable throttle response makes driving unpredictable due to erratic fuel adjustments.
The P0236 fault code indicates a turbocharger boost sensor A range/performance issue, P0237 signals a low circuit voltage, and P0238 refers to a high circuit voltage.
Why it happens:
Turbocharger boost sensor failure occurs due to sensor degradation, electrical faults, vacuum leaks, or boost pressure inconsistencies.
Symptoms:
Loss of power occurs due to incorrect boost pressure readings, affecting engine performance.
Check engine light illumination happens when the ECU detects inconsistent boost sensor readings.
Reduced acceleration develops as the turbocharger fails to regulate proper pressure levels.
Erratic turbo boost causes inconsistent power delivery and sluggish throttle response.
Poor fuel efficiency results from incorrect air-fuel ratio due to faulty sensor data.
Excessive black smoke from the exhaust may indicate improper combustion caused by sensor failure.
The P0615 fault code indicates a starter relay circuit issue, P2534 signals a low voltage in the ignition switch run/start position circuit, and B10D9 refers to a start control module communication fault.
Why it happens:
Starter failure occurs due to worn brushes, solenoid issues, electrical faults, weak battery, or mechanical damage, leading to difficulty starting the engine.
Symptoms:
Engine won’t start due to a failing starter motor unable to engage properly.
Clicking sound when turning the key signals solenoid issues or weak electrical connection.
Slow or labored cranking happens when the starter struggles to rotate the engine.
Intermittent starting problems occur as the starter motor deteriorates over time.
Burning smell or smoke may indicate overheating from excessive electrical resistance.
Dim or flickering lights while starting suggest battery or starter circuit problems.
Parts to Replace
Valeo Volvo Starter Motor 438318 The Valeo 36010074 Starter Motor is a high-quality replacement designed for Volvo models, ensuring reliable engine startup and durability.
The P0562 fault code indicates low system voltage, while P0620 refers to a generator control circuit malfunction.
Why it happens:
Alternator failure occurs due to worn bearings, diode faults, voltage regulator issues, loose belts, or electrical damage.
Symptoms:
Dimming or flickering headlights indicate insufficient electrical output from the alternator.
Battery warning light illumination signals charging system issues detected by the ECU.
Dead battery or difficulty starting results from inconsistent or inadequate charging.
Electrical malfunctions such as erratic dashboard lights or failing accessories occur due to voltage instability.
Burning smell may suggest overheating from worn alternator bearings or electrical resistance.
Whining or grinding noise develops as internal components wear out.
Parts to Replace
TYC Alternator (189.8 Amp) PART # 2-11346 The TYC 2-11346 Alternator (189.8 Amp) is a high-quality replacement designed for Volvo models, ensuring reliable battery charging and electrical system performance.
B1213 signals a headlamp control circuit failure, B1214 indicates leveling motor issues, and U0140 detects lost communication with body control module.
Why it happens:
Headlight assembly failure occurs due to wiring faults, bulb degradation, water intrusion, control module issues, or physical damage.
Symptoms:
Dimming or flickering headlights indicate wiring faults, loose connections, or failing bulbs.
Headlights not turning on result from electrical issues, switch malfunctions, or control module failure.
Uneven illumination or misalignment suggests headlamp leveling motor faults or improper installation.
Water condensation inside the assembly indicates seal failure, leading to potential electrical damage.
Burnt smell or overheating may point to excessive power draw, short circuits, or component failure.
Intermittent functionality happens due to faulty wiring, loose connectors, or control module errors.
Parts to Replace
Passenger Side (Halogen) PART # 20-9833-00 The TYC 20-9833-00 Passenger Side Headlight Assembly (Halogen) is a high-quality replacement designed for various vehicle models.
Driver Side (Halogen) PART # 20-9834-00 The TYC 20-9834-00 Driver Side Headlight Assembly (Halogen) is a high-quality replacement designed for various vehicle models.
Transmission fluid degrades due to heat exposure, friction, contamination, oxidation, and prolonged use, leading to loss of lubrication and shifting issues.
Symptoms:
Slipping gears occur when degraded fluid fails to provide proper hydraulic pressure for gear engagement.
Delayed or harsh shifting results from reduced lubrication, increasing friction between transmission components.
Overheating transmission happens due to insufficient cooling and degraded fluid quality.
Dark, burnt-smelling fluid indicates oxidation, contamination, and excessive heat exposure.
Unusual whining or grinding noises suggest increased wear on internal parts.
Reduced fuel efficiency develops as the transmission works harder due to compromised fluid performance.
Parts to Replace
Motul Auto Trans Fluid (ATF VI) (1 Liter) 105774 The Motul Automatic Transmission Fluid Part Number 105774 is engineered to deliver exceptional performance for Audi, BMW, Jaguar, and Land Rover vehicles.
Wheel bearing noise occurs due to wear, contamination, lack of lubrication, impact damage, or misalignment, leading to grinding, humming, or rumbling sounds.
Symptoms:
Grinding or humming sounds - A failing wheel bearing produces a distinct noise that increases with speed.
Clicking or snapping noises - These sounds may occur when turning, indicating worn bearings.
Excessive tire wear - Uneven wear patterns can result from a faulty wheel bearing.
Vehicle pulling to one side - Steering may feel unstable due to bearing failure.
Vibrations in the steering wheel - A worn bearing can cause noticeable shaking, especially at higher speeds.
ABS warning light activation - Many modern wheel bearings have built-in ABS sensors, and failure can trigger a warning.
B10A9 signals an A/C compressor clutch issue, P0645 indicates relay control faults, and U0423 detects HVAC control module communication errors.
Why it happens:
HVAC compressor failure occurs due to electrical faults, refrigerant leaks, clutch malfunctions, or excessive wear, leading to loss of cooling performance.
Symptoms:
Weak or no cooling occurs when the compressor fails to circulate refrigerant properly.
Clicking or grinding noises indicate internal damage or clutch failure.
A/C system blowing warm air happens due to compressor or refrigerant issues.
Intermittent cooling results from electrical faults or pressure irregularities.
Compressor not engaging suggests relay, wiring, or control module problems.
Refrigerant leaks can lead to poor cooling and reduced system efficiency.
Parts to Replace
Behr Hella Service ACP 511 000P - The Behr Hella A/C Compressor part number 511 000P is a top-quality replacement for your Volvo’s worn-out or damaged compressor.
B1215 indicates a headlamp washer pump circuit open, B1216 signals a short to ground, and BCM-U1F00 reports an electrical fault.
Why it happens:
Headlight washer pump failure occurs due to clogged nozzles, electrical faults, fluid contamination, freezing temperatures, or mechanical wear, leading to reduced washer functionality.
Symptoms:
No washer fluid spray - The pump fails to deliver fluid to the headlight washers.
Pump noise absent - No sound when activating the washer system suggests electrical or mechanical failure.
Warning lights on the dashboard - Some vehicles may display washer system warnings.
Fluid leaks - Visible leaks around the washer pump or reservoir indicate damage.
Clogged or weak spray - Reduced pressure or blocked nozzles can affect washer performance.
eEuroparts offers a wide selection of OEM and well-reviewed aftermarket parts chosen for compatibility with Volvo XC90 T6 vehicles. Parts are listed with fitment details and trusted brand options to help you find components that are appropriate for routine maintenance and common repairs.
Exceptional Delivery, Unmatched Logistics
We know that every moment counts when your car is out of commission. That’s why we focus on getting your parts to you as quickly as possible. Our efficient logistics network and fast shipping mean minimal downtime for your vehicle.
Competitive Prices, Superior Value
Our catalog includes everything from timing chains, camshaft adjusters, and PCV valves to wheel bearings, control arms, and fuel pumps, sourced to meet or exceed OE standards. Whether you prefer genuine Mercedes-Benz parts or trusted aftermarket brands, we offer top-tier quality at better-than-dealer pricing.
Trusted Excellence
Our catalog includes parts from top-tier brands like Bosch, INA, ZF, Pierburg, Elring, Lemforder, and Rein. Whether you're resolving transmission issues, electrical faults, or suspension wear, our parts meet or exceed OEM standards for fit, durability, and performance.
Conclusion
Whether you’re replacing worn items or addressing a specific fault, use these listings to identify likely parts and plan repairs. For vehicle-specific advice, consult a trusted technician to confirm fitment and service steps before installation.
Frequently Asked Questions
What are the most common engine issues in the Volvo XC90 T6?⌄
The most common faults include PCV diaphragm failure, turbo boost leaks, ignition coil misfires, and worn engine mounts. These issues typically cause rough running, reduced power, or excessive vibration.
Why does my Volvo XC90 T6 show “Reduced Engine Performance”? ⌄
This warning often appears due to a boost leak, faulty throttle body, PCV failure, or MAF sensor issues. The car enters limp mode to protect the engine from further damage..
What causes turbocharger problems in the XC90 T6? ⌄
Oil contamination, clogged oil feed lines, boost hose cracks, and wastegate actuator wear are the primary reasons. Symptoms include whining noises, poor acceleration, and smoke from the exhaust.
Why is my XC90 T6 consuming more oil than usual?⌄
High oil consumption is commonly linked to PCV valve failure, worn piston rings, or turbo oil seal issues. The T6 engines rely heavily on proper crankcase ventilation—when it fails, oil usage rises.
What electrical faults are common in the XC90 T6?⌄
Typical issues include BCM communication errors, failing door modules, instrument cluster glitches, and faulty parking sensors. These can cause intermittent warnings or non-functional electrical components.
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