Z19DTH
Opel · 1.9 CDTi (Z19DTH)
2004–2014
"Astra H/Zafira B. Fiat 1.9 JTD-based engine. Dual-mass flywheel. Swirl flap concerns. EGR valve. DPF on later models. Popular and well-understood. Decent parts support."
Mileage Risk Timeline
When problems typically appear — enter your mileage to see your risk zone
Known Issues 2
Dual-mass flywheel failure
▸Judder, rattle
Fiat-derived engine — DMF standard concern.
Βολάν — €500-1,200.
EGR valve fouling
▸Rough idle, smoke, power loss
EGR clogs with soot. Clean or replace.
EGR — €200-500. Καθαρισμός ή αντικατάσταση.
Models with Z19DTH 9
Related Guides
Other Opel Engines
Tuning Potential
180hp Stage 1
Frequently Asked Questions
Is the Opel Z19DTH reliable?
The Opel Z19DTH scores 70/100 with a verdict of ACCEPTABLE. It has 2 documented issues with total repair costs between €700 and €1,700.
What are the common problems with the Z19DTH?
The most common issues are:
- Dual-mass flywheel failure — high, repair cost €500–€1,200, 80,000 km–150,000 km
- EGR valve fouling — moderate, repair cost €200–€500, 60,000 km–120,000 km
What cars use the Opel Z19DTH?
The Z19DTH is found in:
- Stilo (2004–2007)
- Stilo (2004–2007)
- Bravo (2007–2014)
- Bravo (2007–2014)
- Grande Punto / Punto Evo (2005–2012)
- Grande Punto / Punto Evo (2005–2012)
- Vectra (2004–2002)
- Astra (2004–2004)
- Zafira (2004–2005)
How much does it cost to repair the Z19DTH?
Total potential repair costs for all 2 known issues range from €700 to €1,700. The most expensive issue is typically .
What years was the Z19DTH produced?
The Opel Z19DTH was produced from 2004 to 2014. It is a 1910cc I4 diesel engine.
Scores are calculated from documented issues, repair costs, and failure patterns across thousands of owner reports and technical sources. Learn about our methodology. Always inspect before you buy.