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REMANUFACTURED INJECTORDiesel Fuel Injectors
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D4204T2 Injector Problems – Symptoms, Causes & Fixes

Engine: D4204T2 1 compatible injectors From £90

Common Injector Failures on the D4204T2

The D4204T2 engine uses high-pressure common rail diesel injection. Over time, injector nozzles wear, seals degrade, and internal components lose calibration. This leads to a range of drivability symptoms that worsen if left unaddressed. We stock 1 tested replacement injectors for this engine from Siemens VDO / Continental.

Vehicles fitted with the D4204T2 include models from Citroen, Ford, Peugeot, Volvo. If you are experiencing any of the symptoms below, your injectors may need testing or replacement.

Symptoms of Injector Failure

Black Smoke
White Smoke
Rough Idle
Hard Starting
Engine Knock

Related Fault Codes

P0201P0202P0203P0204P0263P0266P0269P0087P0089P0300

How to Test D4204T2 Injectors

Leak-off test: Connect clear hoses to the injector return lines and compare fuel volumes at idle. The injector returning the most fuel is likely worn.

Correction values: Use a scan tool to read injector correction (IMA) values. Readings beyond ±3 mg/stroke indicate wear.

Resistance check: Measure resistance across the injector connector pins with a multimeter. Compare to manufacturer specs.

Complete Testing Guide Leak-Off Test Guide

D4204T2 Injector Replacement Cost

Parts (per injector)

£90–£90

Labour

£150–£400

Total (per injector)

£240–£490

Full replacement cost guide

Compatible Injectors for the D4204T21 found

5WS40156-Z
5WS40156-ZSiemens VDO / Continental
£90.00

Most Common Injector Part Numbers for D4204T2 Engine

5WS40156-Z
5WS40156-ZSiemens VDO / Continental
£90.001 vehicle

Related Cross Reference Numbers for D4204T2

5WS401565WS40156-Z5WS40156ZA2C59511601

Vehicles Using the D4204T2 Engine

Peugeot 307D4204T2
Peugeot 407D4204T2
Citroen C4D4204T2
Ford MondeoD4204T2
Ford S-MaxD4204T2
Volvo S40D4204T2

Related Engine Codes

D4204T QXBB QXWA QXWB QXWC RHF

Frequently Asked Questions

What are common injector problems on the D4204T2 engine?
The D4204T2 engine commonly suffers from injector seal failure, nozzle wear causing poor spray patterns, and back-leak issues. Symptoms include rough idle, black or white exhaust smoke, hard starting, and increased fuel consumption. These issues typically appear after 100,000–150,000 miles.
How much does it cost to replace injectors on a D4204T2 engine?
A remanufactured injector for the D4204T2 engine typically costs £90–£90 per injector. Labour adds £150–£400 depending on accessibility. We found 1 compatible injectors for this engine.
Which vehicles use the D4204T2 engine?
The D4204T2 engine is found in vehicles from Citroen, Ford, Peugeot, Volvo. Common models include Citroen C4, Ford Mondeo, Ford S-Max, Peugeot 307, Peugeot 407.
How do I test the injectors on a D4204T2 engine?
Perform a leak-off test by connecting clear hoses to each injector return line and comparing fuel volumes at idle. You can also check injector correction values with a diagnostic scan tool or measure electrical resistance with a multimeter.

Injector Compatibility Checker

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Need a Replacement D4204T2 Injector?

We stock 1 tested replacement injectors for the D4204T2 engine. All remanufactured, bench-tested, and supplied with a 12-month warranty.

View All InjectorsReplacement Cost Guide Call 020 3355 6581