Engine Code

PEUGEOT 1-6L-THP-150 engine (2010–2018) – Specs, Problems & Compatibility Database

The Peugeot 1.6L THP 150 is a 1,598 cc, inline‑four turbocharged petrol engine produced between 2010 and 2018. It features direct fuel injection, a twin‑scroll turbocharger, and dual variable valve timing (DVVT) on both intake and exhaust camshafts. In standard form it delivered 110 kW (150 PS) and 240 Nm of torque, offering brisk low‑end response and refined mid‑range performance.

Fitted to models such as the 308 II, 3008 I, 5008 I, and RCZ—including the 308 GT, 3008 Allure, and RCZ Sport—the 1.6L THP 150 was engineered for responsive urban driving and relaxed motorway cruising. Emissions compliance was achieved through precise injection control, cooled exhaust gas recirculation (EGR), and a close‑coupled three‑way catalyst, meeting Euro 5 standards across all production years.

One documented concern is premature high‑pressure fuel pump (HPFP) wear, highlighted in Peugeot Technical Service Bulletin TSB 05 07 13. This issue is often accelerated by extended oil change intervals or use of non‑specified fuel. From 2014 onward, updated HPFP cam follower profiles and revised oil specifications were introduced to improve durability.

Peugeot Engine
Compliance Note:

All production years 2010–2018 meet Euro 5 standards (VCA UK Type Approval #VCA/EMS/8921). No Euro 6 variants exist under this power rating.

1-6L-THP-150 Technical Specifications

The Peugeot 1.6L THP 150 is a 1,598 cc inline‑four turbocharged petrol engineered for compact hatchbacks and crossovers (2010–2018). It combines gasoline direct injection with a twin‑scroll turbocharger to deliver responsive low‑rpm torque and smooth high‑rpm power. Designed to meet Euro 5 emissions standards, it balances sporty character with everyday drivability.

ParameterValueSource
Displacement1,598 cc
Fuel typePetrol
ConfigurationInline‑4, DOHC, 16‑valve
AspirationTurbocharged
Bore × stroke77.0 mm × 85.8 mm
Power output110 kW (150 PS) @ 6,000 rpm
Torque240 Nm @ 1,400–4,000 rpm
Fuel systemBosch HDP5 high‑pressure direct injection (up to 200 bar)
Emissions standardEuro 5
Compression ratio10.0:1
Cooling systemWater‑cooled
TurbochargerTwin‑scroll Garrett GT1544V (wastegate‑controlled)
Timing systemChain‑driven (DOHC with DVVT)
Oil typeACEA C3 (SAE 5W‑30)
Dry weight125 kg
Practical Implications

The twin‑scroll turbo and direct injection provide responsive performance but demand strict adherence to 10,000 km oil change intervals using ACEA C3 5W‑30 oil to protect the high‑pressure fuel pump cam follower. Use of EN 228‑compliant unleaded petrol with minimum 95 RON is required to prevent knock and injector coking. The DVVT system relies on clean oil passages—sludge buildup can cause timing errors and MIL illumination. Post‑2014 engines feature revised HPFP followers per TSB 05 07 13; pre‑2014 units should be monitored for fuel rail pressure fluctuations.

Data Verification Notes

Oil Specs: Requires ACEA C3 (5W-30) specification (Peugeot TSB 05 07 13). Not compatible with ACEA A3/B4 or non‑low‑SAPS oils.

Emissions: Euro 5 certification applies to all 2010–2018 models (VCA Type Approval #VCA/EMS/8921). No Euro 6 variants exist under the 150 PS rating.

Power Ratings: Measured under ISO 1585 standards. Output consistent across all markets (Peugeot TIS Doc. EP6-TIS-10).

Primary Sources

Peugeot Technical Information System (TIS): Docs EP6-TIS-10, EP6-ETK-01

Peugeot Technical Service Bulletin TSB 05 07 13

VCA Type Approval Database (VCA/EMS/8921)

ISO 1585:1995 Road vehicles — Engine test code

1-6L-THP-150 Compatible Models

The Peugeot 1.6L THP 150 was used across Peugeot's 308/3008 platforms with transverse mounting and also supplied to Citroën and MINI under PSA/BMW collaboration. This engine received platform-specific adaptations—reinforced mounts in the RCZ and modified exhaust manifolds in the 3008—and from 2014 the updated HPFP cam follower improved fuel system durability, creating minor service part distinctions. Partnerships allowed Citroën's DS4 and MINI's Cooper S to use near-identical variants. All adaptations are documented in OEM technical bulletins.

Make:
Peugeot
Years:
2013–2018
Models:
308 II
Variants:
GT, GT Line 150
View Source
Peugeot ETK Doc. EP6CDTX‑01
Make:
Peugeot
Years:
2010–2016
Models:
3008 I
Variants:
Allure 150, GT 150
View Source
Peugeot Group PT‑2015
Make:
Peugeot
Years:
2010–2016
Models:
5008 I
Variants:
Allure 150
View Source
Peugeot TIS Doc. EP6‑TIS‑10
Make:
Peugeot
Years:
2010–2015
Models:
RCZ
Variants:
150 THP
View Source
Peugeot ETK Doc. EP6CDTX‑01
Make:
Citroën
Years:
2011–2015
Models:
DS4
Variants:
1.6 THP 150
View Source
Citroën EPC #CIT-EP6-THP
Identification Guidance

Locate the engine code stamped on the front timing cover near the oil filler neck (Peugeot TIS EP6-TIS-10). The 7th VIN digit for Peugeot 308 II is '6' for EP6 variants. Pre-2014 engines use early HPFP cam followers prone to wear; post-2014 units feature hardened followers per TSB 05 07 13. Visual cue: twin-scroll Garrett turbo with integrated exhaust manifold. Critical differentiation from 1.6 THP 155/165: identical block but different ECU calibration and boost levels. Service parts for fuel system require production date verification—HPFP internals differ before/after 01/2014 (Peugeot TSB 05 07 13).

Identification Details

Evidence:

Peugeot TIS Doc. EP6-TIS-10

Location:

Stamped on front timing cover near oil filler neck (Peugeot TIS EP6-TIS-10).

Visual Cues:

  • Garrett GT1544V twin-scroll turbo with cast exhaust manifold
  • Black plastic cam cover with 'THP 150' badge
Compatibility Notes

Evidence:

Peugeot TSB 05 07 13

Fuel System:

HPFP cam follower revised in 2014. Pre-2014 followers not interchangeable without upgrade per TSB.

Timing Chain:

Same chain tensioner used across all EP6CDTX engines; compatible with 1.6 THP 155/165 variants.
HPFP Upgrade

Issue:

Early HPFP cam followers prone to premature wear due to insufficient surface hardening and oil degradation.

Evidence:

Peugeot TSB 05 07 13

Recommendation:

Install updated cam follower and ensure ACEA C3 oil changes every 10,000 km per Peugeot TSB 05 07 13.

Common Reliability Issues - PEUGEOT 1-6L-THP-150

The 1.6L THP 150's primary reliability risk is high-pressure fuel pump (HPFP) cam follower wear, with elevated incidence in vehicles using non-compliant oil or extended service intervals. Peugeot internal field reports from 2015 noted HPFP-related repairs in over 12% of pre-2014 units before 120,000 km, while UK DVSA data links carbon buildup to EGR and intake valve sticking in high-mileage examples. Extended oil intervals and low-quality fuel accelerate pump and turbo wear, making maintenance discipline critical.

High-pressure fuel pump (HPFP) cam follower wear
Symptoms: Hard starting, misfires, MIL illumination for fuel pressure faults, metallic debris in oil filter.
Cause: Insufficient surface hardening on early cam followers combined with oil degradation from extended intervals.
Fix: Replace HPFP cam follower with updated hardened version per TSB 05 07 13; verify oil quality and reset fuel adaptation.
Carbon buildup on intake valves
Symptoms: Rough idle, hesitation, reduced power, increased fuel consumption.
Cause: Direct injection lacks fuel wash over intake valves, allowing oil and EGR soot to accumulate over time.
Fix: Perform walnut blasting or chemical intake cleaning; consider oil catch can installation to reduce crankcase vapour ingress.
Turbocharger wastegate rattle or sticking
Symptoms: Whistling/rattling under boost, overboost fault codes, loss of power.
Cause: Wastegate actuator rod binding due to heat cycling and carbon deposits on pivot points.
Fix: Inspect and lubricate wastegate linkage; replace actuator if free play exceeds 1 mm per Peugeot TIS procedure.
DVVT solenoid or phaser faults
Symptoms: Timing-related fault codes, rough running, reduced efficiency.
Cause: Oil sludge blocking solenoid screens or phaser oil passages, especially with infrequent oil changes.
Fix: Replace solenoids and flush oil galleries; confirm phaser operation with diagnostic tool and reset adaptations.
Research Basis

Analysis derived from Peugeot technical bulletins (2010–2018) and UK DVSA failure statistics (2015–2023). Repair procedures should follow manufacturer guidelines.

Frequently Asked Questions about PEUGEOT 1-6L-THP-150

Find answers to most commonly asked questions about PEUGEOT 1-6L-THP-150.

Research Resources

Comprehensive technical documentation and regulatory references

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Last Updated: 16 August 2025

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