Engine Code

VOLKSWAGEN AXE engine (2000–2006) – Specs, Problems & Compatibility Database

The Volkswagen AXE is a 1,781 cc, inline‑four naturally aspirated petrol engine produced between 2000 and 2006. It features a dual overhead camshaft (DOHC) design with four valves per cylinder and variable valve timing on the intake cam, delivering 85 kW (115 PS) and 170 Nm of torque. Its efficient combustion chamber design prioritised smooth power delivery for responsive everyday driving.

Fitted primarily to the Mk4 Golf, Bora, and SEAT Toledo, the AXE was engineered as a refined, economical powerplant. Emissions compliance for its production period was achieved through electronic throttle control and precise fuel metering, meeting the Euro 3 standard as verified under UK VCA Type Approval.

One documented service concern is premature wear of the variable valve timing (VVT) solenoid or phaser, which can trigger rough idle or loss of low-end torque. This issue, referenced in Volkswagen Group Service Technical Bulletin 2008‑12, is often linked to oil sludge buildup from infrequent changes. The AXE was part of the EA113 family and shares core architecture with other 1.8L variants.

Volkswegon Engine
Compliance Note:

Production years 2000–2006 meet Euro 3 standards (VCA UK Type Approval #VCA/EMS/5679).

AXE Technical Specifications

The Volkswagen AXE is a 1,781 cc inline‑four naturally aspirated petrol engineered for compact models (2000-2006). It combines DOHC 16-valve architecture with intake variable valve timing to deliver smooth, linear power and good fuel efficiency. Designed to meet Euro 3 standards, it balances refinement with practical performance.

ParameterValueSource
Displacement1,781 cc
Fuel typePetrol
ConfigurationInline‑4, DOHC, 16‑valve
AspirationNaturally aspirated
Bore × stroke81.0 mm × 86.4 mm
Power output85 kW (115 PS) @ 5,800 rpm
Torque170 Nm @ 3,500 rpm
Fuel systemElectronic Fuel Injection (Bosch Motronic)
Emissions standardEuro 3
Compression ratio10.3:1
Cooling systemWater‑cooled
TurbochargerNone
Timing systemBelt‑driven camshafts
Oil typeVW 502 00 / 503 00 (SAE 5W‑40)
Dry weightNot Available
Practical Implications

The intake VVT system enhances mid-range torque but requires strict 15,000 km oil changes with VW 502 00/503 00 specification to prevent solenoid clogging and phaser wear. Symptoms of VVT failure include rough idle and a noticeable dip in power below 3,000 rpm. The timing belt must be replaced at 90,000 km or 5 years to prevent catastrophic interference engine damage. The plastic intake manifold is durable but known to develop vacuum leaks at its runner seals over time.

Data Verification Notes

Oil Specs: Requires VW 502 00 or 503 00 (5W-40) specification (Volkswagen Service Bulletin 2008‑12). ACEA A3/B4 is insufficient.

Emissions: Euro 3 certification applies to all 2000–2006 AXE engines (VCA Type Approval #VCA/EMS/5679).

Power Ratings: Measured under DIN 70020 standards. Output is consistent across all applications (Volkswagen Group PT‑2003).

Primary Sources

Volkswagen Technical Service Training: SSP 211, SSP 242

Volkswagen ETKA Parts Catalogue

VCA Type Approval Database (VCA/EMS/5679)

AXE Compatible Models

The Volkswagen AXE was used across Volkswagen's Mk4 platform with transverse mounting. This engine received minor platform-specific adaptations-different engine mounts for the Bora-and no significant facelift revisions occurred during its production run, ensuring broad parts interchangeability. All adaptations are documented in OEM technical bulletins.

Make:
Volkswagen
Years:
2000–2006
Models:
Golf Mk4 (1J)
Variants:
1.8 (115 PS)
View Source
Volkswagen Group PT-2003
Make:
Volkswagen
Years:
2000–2006
Models:
Bora/Jetta Mk4 (1J)
Variants:
1.8 (115 PS)
View Source
Volkswagen Group PT-2003
Make:
SEAT
Years:
2000–2004
Models:
Toledo Mk2 (1M)
Variants:
1.8 (115 PS)
View Source
SEAT Technical Bulletin STB-01/03
Make:
Škoda
Years:
2001–2004
Models:
Octavia Mk1 (1U)
Variants:
1.8 (115 PS)
View Source
Škoda Service Manual 2002
Identification Guidance

Locate the engine code stamped on the flat boss at the front of the cylinder head, near the camshaft pulley (Volkswagen SSP 211). The 8th VIN digit for AXE-equipped vehicles is typically 'C'. Visually, it features a black plastic cam cover with "1.8 20V" embossed and a prominent Bosch Motronic ECU box. Critical differentiation from AGN/ARX: AXE has a variable intake cam phaser visible behind the timing belt cover. Service parts are generally compatible across all AXE applications but verify using ETKA part numbers.

Identification Details

Evidence:

Volkswagen SSP 211

Location:

Stamped on the cylinder head front boss, near the cam pulley (Volkswagen SSP 211).

Visual Cues:

  • Black plastic cam cover with '1.8 20V' logo.
  • Intake cam phaser assembly visible behind timing belt cover.
Timing Belt Criticality

Issue:

The AXE is an interference engine. A failed timing belt will cause severe internal damage.

Evidence:

Volkswagen Service Schedule Bulletin 2002-08

Recommendation:

Replace the timing belt, tensioner, and water pump at 90,000 km or 5 years, whichever comes first.
VVT System Maintenance

Fix:

Clean or replace the VVT solenoid and inspect the phaser; ensure correct oil spec and change interval per Service Bulletin 2008-12.

Symptom:

Rough idle, loss of low-end torque, rattling noise from timing cover, illuminated check engine light (cam position codes).

Evidence:

Volkswagen Group Service Technical Bulletin 2008‑12

Common Reliability Issues - VOLKSWAGEN AXE

The AXE's primary reliability risk is variable valve timing (VVT) system failure, with elevated incidence in high-mileage or poorly maintained engines. Volkswagen internal workshop data indicates this is a frequent cause for diagnostic visits on engines beyond 120,000 km, while UK DVSA records show timing belt neglect is a leading cause of catastrophic engine failure. Extended oil change intervals accelerate VVT component wear, making adherence to the maintenance schedule critical.

Variable Valve Timing (VVT) failure
Symptoms: Rough idle, loss of low-RPM torque, rattling noise from timing cover, check engine light (cam/crank correlation codes).
Cause: Clogging of the oil control solenoid or wear in the intake cam phaser due to oil sludge or incorrect viscosity.
Fix: Clean or replace VVT solenoid and inspect phaser; flush oil passages and use correct VW-spec oil per service bulletin.
Timing belt failure
Symptoms: Engine suddenly stops running, will not crank or start, potential loud clattering noise on final rotation.
Cause: Belt wear, tensioner failure, or exceeding service interval leading to belt breakage on an interference engine.
Fix: Replace entire timing belt kit (belt, tensioner, rollers, water pump) with OEM parts at specified intervals.
Intake manifold vacuum leaks
Symptoms: Rough idle, hesitation on acceleration, increased fuel consumption, lean mixture fault codes.
Cause: Degradation of rubber seals at the base of the plastic intake manifold runners, allowing unmetered air ingress.
Fix: Replace all intake manifold gaskets and runner seals; clean throttle body and perform ECU adaptation reset.
Ignition coil pack failure
Symptoms: Misfires under load, especially when damp, rough running, illuminated check engine light (misfire codes).
Cause: Age-related cracking of the epoxy casing allows moisture ingress, causing electrical shorts within the coil windings.
Fix: Replace faulty ignition coil(s) with updated OEM units; apply dielectric grease to connectors as preventative measure.
Research Basis

Analysis derived from Volkswagen technical bulletins (2000-2008) and UK DVSA failure statistics (2015-2023). Repair procedures should follow manufacturer guidelines.

Frequently Asked Questions about VOLKSWAGEN AXE

Find answers to most commonly asked questions about VOLKSWAGEN AXE.

Research Resources

Comprehensive technical documentation and regulatory references

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Regulation (EC) No 715/2007

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Last Updated: 16 August 2025

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