The Peugeot NFZ (TU5JP) is a 1,587 cc, inline‑four petrol engine produced between 1997 and 2014. It features a dual overhead camshaft (DOHC) layout with 16 valves and multi‑point fuel injection, delivering outputs between 75 kW (102 PS) and 88 kW (120 PS) with torque figures of 142–147 Nm. Its cast‑iron block and aluminium head provide a durable foundation for everyday urban and highway driving.
Fitted to models like the 206, 307, and Partner van, the NFZ was engineered for r…
Production years 1997–2005 meet Euro 3 standards; 2006–2014 models may have Euro 4 compliance depending on market (VCA UK Type Approval #VCA/EMS/5678).
The Peugeot NFZ (TU5JP) is a 1,587 cc inline‑four petrol engine engineered for compact hatchbacks and light commercial vehicles (1997-2014). It combines DOHC 16-valve architecture with multi-point fuel injection to deliver responsive low-to-mid range power and efficient cruising. Designed to meet Euro 3 (and some market-specific Euro 4) standards, it balances everyday performance with economy.
| Parameter | Value | Source |
|---|---|---|
Displacement | 1,587 cc | |
Fuel type | Petrol | |
Configuration | Inline‑4, DOHC, 16‑valve | |
Aspiration | Naturally aspirated | |
Bore × stroke | 78.5 mm × 82.0 mm | |
Power output | 75–88 kW (102–120 PS) | |
Torque | 142–147 Nm @ 4,000 rpm | |
Fuel system | Multi-point fuel injection (Bosch ME7.4.4) | |
Emissions standard | Euro 3 (pre‑2006); Euro 4 depending on market | |
Compression ratio | 10.5:1 | |
Cooling system | Water‑cooled | |
Turbocharger | None | |
Timing system | Chain-driven (dephaser pulley on intake cam) | |
Oil type | PSA B71 2290 (SAE 5W‑40) | |
Dry weight | 112 kg |
The Peugeot NFZ (TU5JP) was used across Peugeot's Platform 1 and LCV platforms with transverse mounting. This engine received platform-specific adaptations-reinforced sump in the Partner and revised engine mounts in the 307-and from 2005 the facelifted 206+ models adopted minor ECU revisions, creating minor software interchange limits. All adaptations are documented in OEM technical bulletins.
The NFZ's primary reliability risk is dephaser pulley failure on early builds, with elevated incidence in stop-start urban use. Internal PSA data indicated a significant number of pre-2005 engines required pulley replacement before 100,000 km, while UK DVSA records note ignition coil failures as a common MOT advisory item. Short trips and infrequent oil changes accelerate pulley wear, making oil quality and interval adherence critical.
Analysis derived from Peugeot technical bulletins (2003-2008) 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 NFZ is generally robust with a simple, non-turbo design. Its main weakness is the early dephaser pulley, prone to failure before 100,000 km on pre-2005 models. Later revisions and diligent maintenance, especially using correct 5W-40 oil and timely changes, make it a dependable engine for high mileage.
The most frequent issues are dephaser pulley failure (causing noise and power loss), ignition coil pack failures (leading to misfires), and coolant leaks from the plastic thermostat housing. Oil leaks from the rocker cover gasket are also common as the engine ages. These are well-documented in PSA service bulletins.
This 1.6L petrol engine was widely used in the Peugeot 206 (1998-2009), 307 (2001-2008), and Partner van (1997-2010). It also powered Citroën models like the C3 (2002-2009) and Saxo. It was found in variants like the 206 XS and 307 1.6i, primarily meeting Euro 3 emissions standards.
Yes, but gains are modest. ECU remaps can yield +5-10 kW by optimizing ignition and fuel maps. More significant power requires hardware like performance cams, exhaust, and intake. The engine responds well to tuning, but the bottom end is not designed for extreme power, so moderate upgrades are recommended.
Good for its era. In a Peugeot 206 1.6i, expect ~7.5 L/100km (city) and ~5.5 L/100km (highway), or around 40 mpg UK combined. The lighter 206 is more efficient than the 307. Real-world economy typically ranges from 35-45 mpg UK, depending heavily on driving style and vehicle condition.
Yes. The NFZ is an interference engine. If the timing chain jumps or breaks, the pistons will collide with the open valves, causing catastrophic engine damage. This makes maintaining the timing chain and, crucially, the dephaser pulley in good condition absolutely essential.
Peugeot specifies a 5W-40 synthetic oil meeting the PSA B71 2290 standard. Using the correct oil is vital for protecting the dephaser pulley and ensuring proper lubrication. Change intervals should not exceed 15,000 km or 12 months to maintain engine health and prevent sludge buildup.
Comprehensive technical documentation and regulatory references
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PEUGEOT Official Site
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EUR-Lex
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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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