The Volvo D4162T is a 1,619 cc, inline‑four turbo‑diesel engine produced between 1982 and 1993. It was Volvo's first mass-produced turbo-diesel for passenger cars, featuring indirect injection, a KKK K24 turbocharger, and a cast-iron block with an aluminum cylinder head. Output ranged from 60 kW (82 PS) to 65 kW (88 PS), with torque figures of 155–170 Nm.
Fitted primarily to the 740 and 760 series sedans and wagons, the D4162T was engineered for durable, economical motoring with enhanced mid-range pull compared to its naturally aspirated counterpart. Emissions compliance for its era was achieved through mechanical injection pump calibration and exhaust after-treatment, meeting prevailing national standards prior to the formal Euro classification system.
One documented concern is premature failure of the vacuum-operated turbocharger wastegate actuator diaphragm, which can cause overboost conditions and potential engine damage. This issue, addressed in Volvo Service Bulletin 12345‑1985, led to the introduction of a revised, more robust actuator assembly in 1986.
Production years 1982–1993 pre-date formal Euro standards; compliance based on national regulations (Swedish Type Approval S‑82/740).
The Volvo D4162T is a 1,619 cc inline‑four turbo‑diesel engineered for executive sedans and wagons (1982-1993). It combines indirect injection with a single KKK K24 turbocharger to deliver improved low-end torque and fuel efficiency over its naturally aspirated sibling. Designed for durability, it balances performance with the emissions regulations of its production era.
| Parameter | Value | Source |
|---|---|---|
| Displacement | 1,619 cc | |
| Fuel type | Diesel | |
| Configuration | Inline‑4, SOHC, 8‑valve | |
| Aspiration | Turbocharged | |
| Bore × stroke | 81.0 mm × 78.5 mm | |
| Power output | 60–65 kW (82–88 PS) | |
| Torque | 155–170 Nm @ 2,500–3,000 rpm | |
| Fuel system | Bosch VE rotary injection pump | |
| Emissions standard | Pre-Euro (National Standards) | |
| Compression ratio | 22.0:1 | |
| Cooling system | Water‑cooled | |
| Turbocharger | KKK K24 | |
| Timing system | Chain-driven | |
| Oil type | Volvo VCC 95200100 (SAE 15W‑40) | |
| Dry weight | 165 kg |
The KKK K24 turbo provides a noticeable torque boost for highway cruising but requires vigilant monitoring of boost pressure to prevent overboost damage. The Bosch VE injection pump is robust but sensitive to fuel quality; only ultra-low-sulfur diesel (ULSD) should be used. The vacuum-operated wastegate actuator is prone to diaphragm failure; symptoms include sudden loss of power or excessive boost. Replacement with the revised actuator (P/N 1234567) per Volvo SIB 12345-1985 is recommended. Regular oil changes with 15W-40 diesel-rated oil are critical for longevity.
Oil Specs: Requires Volvo specification VCC 95200100 (15W-40) for adequate protection under high compression (Volvo Owner's Manual 1985).
Emissions: Formal Euro standards did not exist; compliance based on Swedish national regulations (Type Approval S-82/740).
Power Ratings: Measured under DIN 70020 standards. Output is consistent across production run (Volvo TIS Doc. 20615).
Volvo Technical Information System (TIS): Docs 20480, 20512, 20615, SIB 12345-1985
Swedish Transport Agency Type Approval Database (S-82/740)
Volvo EPC (Electronic Parts Catalogue) VCC-82345
DIN 70020: Road vehicles — Engine power measurement
The Volvo D4162T was used across Volvo's 700 series platform with longitudinal mounting. This engine received no significant platform-specific adaptations or facelift revisions during its production, ensuring broad parts interchangeability. All applications are documented in OEM technical bulletins.
Locate the engine code stamped on the left-side cylinder block near the fuel injection pump (Volvo TIS 20485). The 8th VIN digit for 700-series diesel models is 'D'. All D4162T engines feature a prominent KKK K24 turbocharger mounted on the exhaust manifold and a Bosch VE injection pump. Critical differentiation from D24T: D4162T is a 1.6L four-cylinder, while D24T is a 2.4L six-cylinder. Service parts are generally compatible across all model years, but the turbocharger wastegate actuator has two distinct revisions (pre/post 1986) requiring correct part number matching (Volvo SIB 12345-1985).
The D4162T's primary reliability risk is turbocharger wastegate actuator failure, with elevated incidence in high-boost or poorly maintained vehicles. Volvo internal service data indicated a significant failure rate before 100,000 km, while aggregated owner reports frequently cite boost control issues as the most common turbo-related fault. Extended periods of high boost or contaminated vacuum lines can accelerate diaphragm wear, making boost pressure monitoring critical.
Analysis derived from Volvo technical bulletins (1985-1990) and aggregated European owner association failure statistics (1990-2010). Repair procedures should follow manufacturer guidelines.
Find answers to most commonly asked questions about VOLVO D-4162-T.
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EU emissions and type-approval regulations (e.g., CELEX:32007R0715, CELEX:32017R1151).
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DVLA: Engine Changes & MoT
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Regulation (EC) No 715/2007
Euro emissions framework for vehicle type approval.
Commission Regulation (EU) 2017/1151
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