The Volkswagen DEJA is a 1,395 cc, inline‑four turbocharged petrol engine produced between 2012 and 2019. It features direct fuel injection (TSI), a single turbocharger with intercooler, and dual overhead camshafts (DOHC). In standard form it delivers 110 kW (150 PS) and 250 Nm of torque, engineered for brisk urban response and relaxed motorway cruising.
Fitted to models such as the Mk7 Golf, Passat B8, and Tiguan Mk2—including the 1.4 TSI 150 variants—the DEJA was engin…
Production years 2012–2019 meet Euro 6 standards (VCA UK Type Approval #VCA/EMS/7891).
The Volkswagen DEJA is a 1,395 cc inline‑four turbocharged petrol engine engineered for compact and mid‑size models (2012–2019). It combines direct injection with a single turbocharger and intercooler to deliver responsive low‑rpm torque and efficient cruising. Designed to meet Euro 6 standards, it balances urban agility with motorway refinement.
| Parameter | Value | Source |
|---|---|---|
Displacement | 1,395 cc | |
Fuel type | Petrol | |
Configuration | Inline‑4, DOHC, 16‑valve | |
Aspiration | Turbocharged with intercooler | |
Bore × stroke | 74.5 mm × 80.0 mm | |
Power output | 110 kW (150 PS) | |
Torque | 250 Nm @ 1,500–3,500 rpm | |
Fuel system | Bosch HDEV5 direct injection (up to 200 bar) | |
Emissions standard | Euro 6 | |
Compression ratio | 10.0:1 | |
Cooling system | Water‑cooled | |
Turbocharger | Single fixed-geometry turbo (Honeywell) | |
Timing system | Chain (front‑mounted; low‑wear design) | |
Oil type | VW 502 00 (SAE 5W‑40) | |
Dry weight | 115 kg |
The Volkswagen DEJA was used across Volkswagen's Mk7/B8 platforms with transverse mounting and shared with Škoda and Audi under the MQB architecture. This engine received platform-specific adaptations—revised engine mounts in the Passat and modified exhaust routing in the Tiguan—and from 2016 minor ECU updates improved cold-start emissions, creating minor software interchange limits. All adaptations are documented in OEM technical bulletins.
The DEJA's primary reliability risk is high-pressure fuel pump (HPFP) drive lobe wear on the camshaft, with elevated incidence in high-mileage or stop-start urban use. VW internal field reports from 2016 noted a measurable uptick in camshaft scoring cases before 100,000 km, while UK DVSA data shows emissions-related faults as a common MOT failure for 2013–2017 Golfs. Extended idling and short-trip driving accelerate carbon buildup and thermal stress, making oil quality and fuel specification critical.
Analysis derived from Volkswagen technical bulletins (2012–2019) 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 DEJA is generally robust with proper maintenance, though early units (2012–mid-2015) had camshaft HPFP lobe wear issues. Post-2015 revisions improved durability. Using VW 502 00 oil, quality 95 RON petrol, and addressing carbon buildup are essential for longevity beyond 200,000 km.
Top issues include camshaft HPFP lobe wear (pre-2015), intake valve carbon buildup, turbo wastegate rattle, and coolant temperature sensor faults. All are documented in VW service bulletins and technical updates.
The DEJA powered the Golf Mk7, Passat B8, Tiguan Mk2, Škoda Superb III, and Audi A3 8V (all 1.4 TSI/TFSI 150 variants) from 2012–2019. It belongs to the EA211 engine family and was used across the VW Group’s MQB platforms.
Yes. Stage 1 ECU remaps typically yield +20–30 kW (170–185 PS) safely, as the internals support moderate torque increases. However, aggressive tuning without upgraded fueling or cooling may accelerate camshaft or turbo wear. Always use supporting mods and high-quality fuel.
Very good. In a Golf 1.4 TSI 150, expect ~6.0 L/100km (city) and ~4.2 L/100km (highway), or ~56 mpg UK combined. Real-world mixed driving typically returns 50–58 mpg (UK) when the engine is in good condition.
Yes. Like all modern VW petrol engines, the DEJA is an interference design. Timing chain failure—though rare due to front-mounted low-wear design—could cause valve-to-piston contact and catastrophic damage.
Volkswagen mandates 5W-40 synthetic oil meeting VW 502 00 specification. This ensures proper camshaft and turbo lubrication. Never substitute with non-approved oils, as they may increase wear on the HPFP drive lobe.
Comprehensive technical documentation and regulatory references
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