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ZTDA Injector Problems – Symptoms, Causes & Fixes

Engine: ZTDA 1 compatible injectors From £90

Common Injector Failures on the ZTDA

The ZTDA 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 Bosch.

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

Symptoms of Injector Failure

Related Fault Codes

How to Test ZTDA 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.

ZTDA Injector Replacement Cost

Parts (per injector)

£90–£90

Labour

£150–£400

Total (per injector)

£240–£490

Full replacement cost guide

Compatible Injectors for the ZTDA1 found

Most Common Injector Part Numbers for ZTDA Engine

Related Cross Reference Numbers for ZTDA

Vehicles Using the ZTDA Engine

Related Engine Codes

Frequently Asked Questions

What are common injector problems on the ZTDA engine?
The ZTDA 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 ZTDA engine?
A remanufactured injector for the ZTDA 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 ZTDA engine?
The ZTDA engine is found in vehicles from Citroen, Ford, Peugeot, Vauxhall. Common models include Citroen Berlingo, Citroen C3, Citroen C4, Ford Fiesta, Ford Focus.
How do I test the injectors on a ZTDA 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 ZTDA Injector?

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