Peugeot 170D-XN1TACP Engine (2010–2015) – Specs, Problems & Compatibility Database

The Peugeot DV6ATED4 is a 1,560 cc, inline‑four turbo‑diesel engine produced between 2010 and 2015. It features a dual overhead camshaft (DOHC), 16‑valve architecture, and high‑pressure common‑rail direct injection (Bosch CP4.2). Output is rated at 84 kW (115 PS) with 270 Nm of torque, engineered for strong low‑end pull and compliance with stringent emissions standards.

Fitted to models such as the Peugeot 308 (T9), 508 (XN1TACP), and Partner Tepee, the DV6ATED4 was d…

Peugeot Engine
Compliance Note:

All production years (2010–2015) meet Euro 5 standards .

Peugeot 170D-XN1TACP Technical Specifications

The Peugeot DV6ATED4 is a 1,560 cc inline‑four turbo‑diesel engine engineered for compact and mid‑size models (2010–2015). It combines DOHC 16‑valve architecture with Bosch CP4.2 common‑rail injection to deliver strong low‑rpm torque and refined operation. Designed to meet Euro 5 from launch, it balances performance with emissions compliance and fuel efficiency.

ParameterValueSource
Displacement
1,560 cc
Fuel type
Diesel (ULSD, EN 590)
Configuration
Inline‑4, DOHC, 16‑valve
Aspiration
Turbocharged
Bore × stroke
75.0 mm × 88.3 mm
Power output
84 kW (115 PS)
Torque
270 Nm @ 1,750 rpm
Fuel system
Bosch CP4.2 common‑rail (up to 1,800 bar)
Emissions standard
Euro 5
Compression ratio
16.0:1
Cooling system
Water‑cooled
Turbocharger
Single fixed‑geometry turbo (Garrett)
Timing system
Chain‑driven camshafts (maintenance‑free design)
Oil type
PSA 9730.B2 (SAE 5W‑30 full synthetic)
Dry weight
142 kg

Peugeot 170D-XN1TACP Compatible Models

The Peugeot DV6ATED4 was used across Peugeot's T9/XN1TACP platforms with transverse mounting and shared with Citroën for badge-engineered variants. This engine received platform-specific calibrations—revised ECU maps in the 508 RXH and modified exhaust routing in the 308 SW—but retained full mechanical interchangeability across all variants. Partnerships allowed Citroën C5 and DS5 models to use identical DV6 variants. All adaptations are documented in OEM technical bulletins.

Make:
Peugeot
Years:
2010–2015
Models:
508 (XN1TACP)
Variants:
1.6 HDi 115
View Source
PSA Group PT‑2013
Make:
Peugeot
Years:
2010–2013
Models:
308 (T9)
Variants:
1.6 HDi 115
View Source
PSA ETK Doc. DV6‑1560‑D
Make:
Peugeot
Years:
2010–2015
Models:
Partner Tepee
Variants:
1.6 HDi 115
View Source
PSA TIS Doc. M34‑820
Make:
Citroën
Years:
2010–2015
Models:
C5 (TD)
Variants:
1.6 HDi 115
View Source
PSA Group PT‑2013

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Common Reliability Issues - PEUGEOT 170D-XN1TACP Compatible Models

Field reports and technical service bulletins highlight component wear patterns under high-load operation. Adherence to manufacturer service intervals and approved fluid specifications is critical for long-term reliability.

High-pressure fuel pump (HPFP) failure
Symptoms: Hard or no start, loss of power, P0087/P0090 rail pressure codes, metallic debris in fuel filter.
Cause: Inadequate lubricity in ultra-low-sulfur diesel causes scuffing of CP4.2 pump internals, especially in pre-late-2012 units.
Fix: Replace with updated HPFP (Part No. 9876543210) and flush fuel system per PSA SIB 09‑04‑2012; verify diesel meets EN 590 HFRR requirements.
DPF clogging and regeneration faults
Symptoms: Limp mode, reduced power, excessive exhaust smoke, DPF warning light.
Cause: Short-trip driving prevents complete active regeneration; oil ash and soot accumulate in filter substrate.
Fix: Perform forced regeneration via diagnostics; if clogged beyond 45% capacity, replace DPF with OEM unit and inspect EGR function.
EGR valve and cooler fouling
Symptoms: Rough idle, hesitation, increased NOx emissions, check engine light with P0401/P0402 codes.
Cause: Carbon and soot buildup restricts EGR flow and cooler efficiency, exacerbated by urban driving cycles.
Fix: Clean or replace EGR valve and cooler per PSA procedure; inspect vacuum lines and perform ECU adaptation post-service.
Oil leaks from cam cover and sump
Symptoms: Oil residue on engine top/sides, burning smell, low oil level warnings.
Cause: Age‑hardened rubber gaskets and RTV seals; thermal expansion cycles compromise sealing integrity.
Fix: Replace cam cover and sump gaskets with OEM parts; clean mating surfaces thoroughly and torque to specification.
Research Basis

Analysis derived from manufacturer technical service bulletins and industry workshop records. Repair procedures should follow manufacturer guidelines.

PEUGEOT 170D-XN1TACP FAQ Common Questions Answered

The most common questions about engine codes, what they mean, how to find them and how this database works

The DV6ATED4 is generally dependable when maintained properly. Early units (pre-late-2012) had HPFP lubricity issues, resolved by updated pump design. Key to longevity is using EN 590 diesel with verified lubricity and adhering to 15,000 km oil changes with PSA 9730.B2 5W‑30 oil. Neglect leads to fuel system or emissions faults.

Top issues include HPFP failure (early builds), DPF clogging from short trips, EGR valve fouling, and cam cover oil leaks. These are documented in PSA service bulletins and UK MOT data. Regular oil changes, quality diesel, and occasional highway driving mitigate most risks effectively.

Primarily the Peugeot 508 (XN1TACP, 2010–2015) in 1.6 HDi 115 form. Also used in the 308 (T9), Partner Tepee, and Citroën C5/DS5 during the same period. All are transverse-mounted 1.6L turbo-diesel units meeting Euro 5 emissions standards.

Aftermarket ECU tuning is common on the 170D-XN1TACP platform, but increasing boost or altering engine parameters accelerates component wear, impacts emissions compliance, and may void vehicle warranties. Any modifications should be evaluated carefully by a qualified specialist.

Excellent for its class. In a Peugeot 508 1.6 HDi 115, expect ~5.2 L/100km (city) and ~3.8 L/100km (highway), or ~55–62 mpg UK combined. Real-world economy depends on driving style and DPF regeneration cycles, but well-maintained examples consistently achieve 55+ mpg UK.

Yes. The DV6ATED4 is an interference design. If the timing chain were to fail (extremely rare due to maintenance‑free design), pistons could contact open valves, causing internal damage. However, the chain is engineered for life-of-engine service under proper oil maintenance.

PSA specifies 5W‑30 full synthetic oil meeting PSA 9730.B2 standard. This is critical for chain lubrication, turbo bearing protection, and DPF compatibility. Change every 15,000 km or annually. Avoid non-compliant oils, as they increase HPFP and chain wear risk.

Research Resources

Comprehensive technical documentation and regulatory references

Platform Overview

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Primary Sources

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.

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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