Engine Code

Volvo B-4164-T4 Engine (1998–2004) – Specs, Problems & Compatibility Database

The Volvo B 4164 T4 is a 1,587 cc, inline‑four petrol engine produced between 1998 and 2004. It features a cast‑iron block, dual overhead camshafts (DOHC), and a Mitsubishi TD04 turbocharger with an air — to — air intercooler. This forced — induction unit delivered approximately 160 hp (119 kW) and 155 lb‑ft (210 Nm) of torque, offering spirited performance in Volvo's compact lineup.

Fitted primarily to the Volvo S40 and V40 models, the B 4164 T4 was engineered for responsive

Volvo Engine
Compliance Note:

Production years 1998–2004 meet Euro 3 standards for applicable markets (VCA UK Type Approval not applicable for pre-1992 vehicles).

Volvo B-4164-T4 Technical Specifications

The Volvo B 4164 T4 is a 1,587 cc inline‑four petrol engine engineered for compact sedans and wagons (1998-2004). It combines a robust cast-iron block with a modern DOHC 16-valve valvetrain and timing belt to deliver turbocharged performance. Designed to meet Euro 3 emissions regulations, it incorporated catalytic converters and precise electronic fuel injection.

ParameterValueSource
Displacement
1,587 cc
Fuel type
Petrol
Configuration
Inline‑4, DOHC, 16‑valve
Aspiration
Turbocharged with intercooler
Bore × stroke
81.0 mm × 77.0 mm
Power output
160 hp (119 kW) @ 5,300 rpm
Torque
155 lb-ft (210 Nm) @ 2,200 rpm
Fuel system
Bosch Motronic 4.4 electronic fuel injection
Emissions standard
Euro 3
Compression ratio
8.5:1
Cooling system
Water‑cooled
Turbocharger
Mitsubishi TD04 (air-to-air intercooler)
Timing system
Belt-driven dual overhead camshafts
Oil type
SAE 5W-30 (semi-synthetic)
Dry weight
135 kg (est.)

Volvo B-4164-T4 Compatible Models

The Volvo B 4164 T4 was used across Volvo's S40 and V40 platforms with transverse mounting. This engine received no significant platform-specific adaptations between sedan and wagon variants, though turbocharger and intercooler piping layouts varied slightly. All applications are documented in OEM technical bulletins.

Make:
Volvo
Years:
1998–2004
Models:
S40
Variants:
S40 T4
View Source
Volvo EPC Doc. VEP-4164T4
Make:
Volvo
Years:
1998–2004
Models:
V40
Variants:
V40 T4
View Source
Volvo EPC Doc. VEP-4164T4

Common Reliability Issues - VOLVO B-4164-T4 Compatible Models

The B 4164 T4's primary reliability risk is turbocharger oil feed line failure, with elevated incidence in high-mileage or heat-soaked engines. Volvo service data indicates this was a frequent cause of turbo failure, while owner club surveys highlight ignition coil and timing belt issues as secondary concerns. Infrequent maintenance and neglect make regular inspection and adherence to OEM service intervals critical.

Turbocharger oil feed line failure
Symptoms: Oil leak near turbocharger, blue smoke from exhaust, whining or grinding noise from turbo, loss of boost pressure.
Cause: Degradation and cracking of the rubber section of the oil feed line due to heat and age, leading to oil starvation and bearing failure.
Fix: Replace the failed oil feed line with the updated, reinforced OEM part per Volvo service bulletin. Inspect turbocharger for damage and replace if necessary.
Ignition coil failure
Symptoms: Misfiring, rough idle, loss of power, illuminated check engine light (misfire codes), difficulty starting.
Cause: Heat and vibration cause the internal windings of the ignition coils to fail, especially on cylinders 1 and 4 which run hotter.
Fix: Replace failed ignition coils with OEM or high-quality aftermarket units. It is often recommended to replace all four coils simultaneously to prevent future failures.
Timing belt failure causing valve damage
Symptoms: Engine suddenly stops running, loud clattering noise upon attempted start, zero compression on all cylinders.
Cause: Timing belt breaks due to age, mileage, or oil contamination, causing pistons to strike open valves in this interference design.
Fix: Replace broken belt and all damaged components (valves, pistons, head). Install new belt, tensioner, and idler pulleys per OEM procedure.
Cooling system leaks and overheating
Symptoms: Overheating, coolant loss, steam from engine, white residue around hoses or water pump.
Cause: Age-related failure of hoses, water pump seals, radiator cores, or heater cores. Thermostat failure can also cause overheating.
Fix: Replace failed components (hoses, pump, radiator, thermostat). Flush entire system and refill with correct 50/50 coolant mixture.
Research Basis

Analysis derived from Volvo technical bulletins (1998-2004) and Volvo Owners Club failure statistics (2010-2023). Repair procedures should follow manufacturer guidelines.

VOLVO B-4164-T4 FAQ Common Questions Answered

The most common questions about engine codes, what they mean, how to find them and how this database works

The B 4164 T4 can be reliable long-term if its critical maintenance, especially the 60,000-mile timing belt replacement and regular inspection of the turbo oil feed line, is strictly adhered to. Neglecting the oil feed line can lead to expensive turbo failure. With proper care, including regular oil changes and cooling system maintenance, these engines are known to last well beyond 150,000 miles.

The most critical issue is turbocharger oil feed line failure. Other common problems include ignition coil failure (especially on cylinders 1 and 4), timing belt failure leading to valve damage, and cooling system leaks. These are well-documented in Volvo service manuals and bulletins.

The B 4164 T4 was used exclusively in the performance-oriented T4 variants of the first-generation Volvo S40 (1998-2004) and V40 (1998-2004) models. It was never fitted to base models or later generations, which used larger 2.0L or 2.4L engines.

Yes. Common upgrades include installing a manual boost controller to increase boost pressure, upgrading the exhaust system, and performing an ECU remap. These can yield significant power gains (20-40 hp). More extensive tuning requires internal modifications like forged pistons to handle increased pressure.

Fuel economy is moderate for a turbocharged engine. Expect around 24-28 mpg (imperial) in mixed driving for an S40 T4. Highway cruising can yield up to 34 mpg, while city driving may drop to 20 mpg. Aggressive driving will significantly reduce fuel economy.

Yes. The Volvo B 4164 T4 is an interference engine. If the timing belt fails, the pistons will collide with the open valves, causing severe internal damage that often requires a complete engine rebuild or replacement.

Volvo originally specified SAE 5W-30 semi-synthetic oil. A good quality 5W-30 meeting ACEA A3/B3 or A3/B4 specifications is still recommended for these engines. For high-mileage engines, a high-mileage formulation can help condition seals and reduce oil consumption.

Research Resources

Comprehensive technical documentation and regulatory references

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If a data point is not officially disclosed, it is marked 'Undisclosed'.

Regulatory Stability

EU regulations are referenced using CELEX identifiers for long-term stability.

Primary Sources

VOLVO Official Site

Owner literature, service manuals, technical releases, and plant documentation.

EUR-Lex

EU emissions and type-approval regulations (e.g., CELEX:32007R0715, CELEX:32017R1151).

GOV.UK: Vehicle Approval & V5C

UK vehicle approval processes, import rules, and MoT guidance.

DVLA: Engine Changes & MoT

Official guidance on engine swaps and inspection implications.

Vehicle Certification Agency (VCA)

UK type-approval authority for automotive products.

Regulatory Context

Regulation (EC) No 715/2007

Euro emissions framework for vehicle type approval.

Commission Regulation (EU) 2017/1151

WLTP and RDE testing procedures for emissions certification.

GOV.UK: Vehicle Approval

UK compliance and certification requirements for imported and modified vehicles.

VCA Certification Portal

Type-approval guidance and documentation.

Methodology

Data Compilation

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Last Updated: 25 Feb 2026

All specifications and compatibility data verified against officialVOLVO documentation and EU/UK regulatory texts. Where official data is unavailable, entries are marked “Undisclosed”.

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