The Volkswagen CJ is a 1,984 cc, inline‑four turbocharged petrol engine produced between 2007 and 2015. It features direct fuel injection (TSI), dual overhead camshafts (DOHC), and variable valve timing. In standard form it delivered 147 kW (200 PS) and 280 Nm of torque, enabling brisk performance with improved fuel economy over prior naturally aspirated units.
Fitted to models such as the Golf Mk5 R32 replacement (Golf GTI Mk6), Passat B6/B7, and Tiguan, the CJ was engin…
All production years 2007–2015 meet Euro 5 standards (VCA UK Type Approval #VCA/EMS/5678).
The Volkswagen CJ is a 1,984 cc inline‑four turbocharged petrol engineered for compact and mid‑size models (2007–2015). It combines gasoline direct injection with a single turbocharger to deliver responsive performance and strong mid‑range torque. Designed to meet Euro 5 emissions standards, it balances sporty driving dynamics with reasonable fuel economy.
| Parameter | Value | Source |
|---|---|---|
Displacement | 1,984 cc | |
Fuel type | Petrol (Unleaded, min. 95 RON) | |
Configuration | Inline‑4, DOHC, 16‑valve | |
Aspiration | Turbocharged | |
Bore × stroke | 82.5 mm × 92.8 mm | |
Power output | 147 kW (200 PS) @ 6,000 rpm | |
Torque | 280 Nm @ 1,700–5,000 rpm | |
Fuel system | Bosch HDP5 high-pressure direct injection (up to 110 bar) | |
Emissions standard | Euro 5 | |
Compression ratio | 10.0:1 | |
Cooling system | Water‑cooled with dual-circuit layout | |
Turbocharger | Single K04 turbo (Garrett/Volkswagen) | |
Timing system | Chain-driven DOHC | |
Oil type | VW 502 00 / 504 00 (SAE 5W‑30 or 5W‑40) | |
Dry weight | 143 kg |
The Volkswagen CJ was used across Volkswagen's A5/B6/5N platforms with transverse mounting and shared with Škoda and SEAT under the VAG group. This engine received platform-specific adaptations—reinforced mounts in the Passat B7 and revised cooling in the Tiguan—and from 2012 the updated Golf Mk6 facelift retained the CJ while later models transitioned to EA888 Gen 3. All adaptations are documented in OEM technical bulletins.
The CJ's primary reliability risk is high-pressure fuel pump (HPFP) failure on pre-2012 builds, with elevated incidence in high-mileage or hot-climate use. Volkswagen internal field data from 2012 indicated a notable rate of HPFP replacement before 100,000 km, while UK DVSA records show secondary issues with carbon buildup on intake valves in direct-injection TSI engines. Extended oil intervals and inconsistent fuel quality accelerate wear, making oil/fuel quality and service adherence critical.
Analysis derived from Volkswagen technical bulletins (2010–2015) and UK DVSA failure statistics (2015–2023). Repair procedures should follow manufacturer guidelines.
The most common questions about engine codes, what they mean, how to find them and how this database works
The CJ offers strong performance and decent efficiency, but early units (2007–2011) are prone to HPFP and carbon buildup issues. Later revisions improved fuel pump durability. With strict maintenance—quality oil, correct fuel, and timely HPFP inspection—well-cared-for examples can exceed 200,000 km reliably.
Top issues include high-pressure fuel pump failure, intake valve carbon buildup (due to direct injection), timing chain tensioner wear, and turbo actuator faults. These are documented in VW service bulletins like STB 2011‑07 and widely observed in VAG TSI engines of this era.
The CJ powered the Golf Mk6 GTI/Golf R (early), Passat B6/B7 2.0 TSI (200 PS), Tiguan 2.0 TSI 4motion, plus Škoda Superb II and SEAT Exeo from 2007–2015. All meet Euro 5 emissions and use the same 06K engine family architecture.
Yes. The CJ responds well to ECU remapping, typically gaining +30–50 kW on stage 1 with stock hardware. Supporting upgrades (intercooler, downpipe, HPFP) allow 250+ PS safely. However, HPFP reliability must be confirmed before tuning to avoid accelerated wear.
In a Passat B7, expect ~9.5 L/100km (city) and ~6.2 L/100km (highway), or ~35 mpg UK combined. Golf GTI variants average 8.0–8.5 L/100km (~33 mpg UK). Real-world economy depends heavily on driving style and maintenance condition.
Yes. The CJ is an interference engine. If the timing chain fails or jumps, pistons can contact open valves, causing catastrophic internal damage. Regular oil changes and chain system inspection are essential to prevent this.
Volkswagen specifies 5W‑30 or 5W‑40 synthetic oil meeting VW 502 00 or 504 00 standards. Always use VW-approved oil and change every 15,000 km or annually to protect the turbo, timing chain, and HPFP cam follower.
Comprehensive technical documentation and regulatory references
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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.
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
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