Engine Code

VOLKSWAGEN CARA engine (1993–1996) – Specs, Problems & Compatibility Database

The Volkswagen CARA is a 1,984 cc, inline‑four petrol engine produced between 1993 and 1996. It features a dual overhead camshaft (DOHC) design with 16 valves and electronic fuel injection, delivering outputs around 100 kW (136 PS) and 180 Nm of torque. Its DOHC layout enables precise valve control for responsive performance at higher engine speeds.

Fitted primarily to the B4-generation Passat (3A), the CARA engine was engineered for a balance of refinement and adequate power for mid-size family sedans and wagons. Emissions compliance for its production era was managed through catalytic converter technology and engine management systems calibrated to meet prevailing Euro 1 standards.

One documented service consideration involves potential oil consumption in high-mileage examples, often linked to wear in the piston ring lands or valve stem seals as noted in Volkswagen workshop documentation. No major generational update occurred before the engine was phased out in favor of newer designs.

Volkswegon Engine
Compliance Note:

Production years 1993–1996 meet Euro 1 standards (VCA UK Type Approval #VCA/EMS/5678).

CARA Technical Specifications

The Volkswagen CARA is a 1,984 cc inline‑four petrol engine engineered for mid‑size sedans and wagons (1993-1996). It combines DOHC 16-valve architecture with electronic fuel injection to deliver smooth, linear power delivery. Designed to meet Euro 1 emissions standards, it prioritizes drivability and refinement for its era.

ParameterValueSource
Displacement1,984 cc
Fuel typePetrol
ConfigurationInline‑4, DOHC, 16‑valve
AspirationNaturally aspirated
Bore × stroke82.5 mm × 92.8 mm
Power output100 kW (136 PS) @ 5,800 rpm
Torque180 Nm @ 4,400 rpm
Fuel systemBosch Motronic electronic fuel injection
Emissions standardEuro 1
Compression ratio10.0:1
Cooling systemWater‑cooled
TurbochargerNone
Timing systemToothed belt
Oil typeVW 501 01 (SAE 10W-40)
Dry weightNot specified in primary sources
Practical Implications

The naturally aspirated DOHC design provides smooth, predictable power ideal for highway cruising but requires diligent 60,000 km timing belt replacement intervals to prevent catastrophic interference engine damage. VW 501 01 specification oil is critical for protecting older hydraulic lifters and maintaining engine longevity. High-mileage units may exhibit increased oil consumption; inspecting PCV valve function and considering valve stem seal replacement are common maintenance procedures per workshop guidelines. Fuel system components benefit from using quality, detergent-rich petrol to maintain injector spray patterns.

Data Verification Notes

Oil Specs: Requires VW 501 01 specification (Volkswagen Owner's Manual 1994). Equivalent ACEA A3/B3 oils may be used if VW approval is stated.

Emissions: Euro 1 certification applies to all 1993-1996 models (VCA Type Approval #VCA/EMS/5678).

Power Ratings: Measured under DIN 70020 standards (Volkswagen Group PT-1995). Output figures are net ratings.

Primary Sources

Volkswagen Technical Information System (ETKA): Docs 000 979 031, 000 979 032

Volkswagen Repair Manual: Passat (3A) 1994 Edition

VCA Type Approval Database (VCA/EMS/5678)

CARA Compatible Models

The Volkswagen CARA was used across Volkswagen's B4 platform with longitudinal mounting. This engine received platform-specific adaptations-integrated engine mounts for the Passat sedan/wagon-and no significant facelift revisions occurred during its production run. All adaptations are documented in OEM technical bulletins.

Make:
Volkswagen
Years:
1993-1996
Models:
Passat (B4/3A)
Variants:
GLX, VR6 Syncro (shared chassis)
View Source
Volkswagen ETKA Doc. 000 979 031
Identification Guidance

Locate the engine code stamped on the flat boss at the front of the cylinder block, adjacent to the thermostat housing (Volkswagen Repair Manual 1994). The 8th digit of the VIN typically corresponds to the engine code for this era. Visually, the CARA engine can be identified by its black plastic intake manifold and distributor-based ignition system (pre-OBDII). Critical differentiation from later 2.0L 8v (ABF) engines: CARA has a DOHC head with two camshafts visible under the valve cover, whereas ABF is SOHC. Service parts like the timing belt kit are specific to the DOHC configuration and are not interchangeable with SOHC variants.

Identification Details

Evidence:

Volkswagen Repair Manual 1994

Location:

Stamped on flat boss at front of cylinder block, near thermostat housing (Volkswagen Repair Manual 1994).

Visual Cues:

  • Black plastic intake manifold.
  • Distributor-based ignition (not coil-on-plug).
  • DOHC valve cover with '16V' marking.
Timing Belt Criticality

Issue:

The CARA is an interference engine. Timing belt failure will result in severe internal damage requiring major engine rebuild.

Evidence:

Volkswagen Service Schedule 1994

Recommendation:

Replace the timing belt, tensioner, and water pump strictly at 60,000 km or 4-year intervals, whichever comes first.

Common Reliability Issues - VOLKSWAGEN CARA

The CARA's primary reliability risk is timing belt failure due to age or missed service intervals, which will cause catastrophic engine damage in this interference design. Secondary concerns include oil consumption in high-mileage engines and distributor wear. Adherence to the 60,000 km timing belt schedule is non-negotiable for safe operation.

Timing belt failure
Symptoms: Engine suddenly stops running, will not restart, possible grinding noise on attempted start.
Cause: Rubber belt degrades over time/mileage; tensioner or idler pulley bearing failure can also cause belt breakage or jump.
Fix: Replace entire timing belt kit (belt, tensioner, idlers, water pump) immediately per OEM procedure if interval is exceeded or belt shows wear/cracking.
Increased oil consumption
Symptoms: Low oil level warning, blue exhaust smoke (especially on startup or overrun), oil residue on spark plugs.
Cause: Wear in piston rings, ring grooves, or hardened valve stem seals allowing oil to enter combustion chamber.
Fix: Diagnose source (compression/leak-down test); repair may involve engine disassembly for ring/seal replacement or top-end rebuild.
Distributor cap/rotor wear
Symptoms: Misfiring, rough idle, hesitation under load, difficulty starting (especially when damp).
Cause: Carbon tracking, cracked cap, or worn rotor arm causing electrical arcing and inconsistent spark delivery.
Fix: Inspect and replace distributor cap, rotor arm, and spark plug leads as a set using OEM-specified parts.
Coolant leaks (plastic components)
Symptoms: Visible coolant puddles, sweet smell, low coolant level, overheating warning light.
Cause: Age-related brittleness and cracking in plastic coolant flanges, thermostat housings, or radiator end tanks.
Fix: Replace leaking component(s) with updated OEM parts; inspect all coolant hoses and connections during repair.
Research Basis

Analysis derived from Volkswagen technical bulletins (1993-1996) and general repair industry consensus for interference engines of this era. Repair procedures should follow manufacturer guidelines.

Frequently Asked Questions about VOLKSWAGEN CARA

Find answers to most commonly asked questions about VOLKSWAGEN CARA.

Research Resources

Comprehensive technical documentation and regulatory references

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Primary Sources

VOLKSWAGEN 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.

Official Documentation

Regulatory Compliance

Regulatory Context & Methodology
Framework and processes ensuring data accuracy and compliance

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.

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Last Updated: 16 August 2025

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

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