Z18XER
Opel · 1.8 Ecotec (Z18XER)
2005–2014
"Astra H/J, Zafira B. Reliable workhorse. Timing chain can stretch at 150k+ km. Thermostat. Water pump. Good parts availability. Adequate performance."
Mileage Risk Timeline
When problems typically appear — enter your mileage to see your risk zone
Known Issues 1
Timing chain stretch
▸Cold start rattle, rough idle
Z18XER chain can stretch.
Αλυσίδα Z18XER — €400-1,000.
Models with Z18XER 7
Related Guides
Other Opel Engines
Tuning Potential
Minimal
Frequently Asked Questions
Is the Opel Z18XER reliable?
The Opel Z18XER scores 72/100 with a verdict of ACCEPTABLE. It has 1 documented issues with total repair costs between €400 and €1,000.
What are the common problems with the Z18XER?
The most common issues are:
- Timing chain stretch — moderate, repair cost €400–€1,000, 120,000 km–200,000 km
What cars use the Opel Z18XER?
How much does it cost to repair the Z18XER?
Total potential repair costs for all 1 known issues range from €400 to €1,000. The most expensive issue is typically .
What years was the Z18XER produced?
The Opel Z18XER was produced from 2005 to 2014. It is a 1796cc I4 petrol na 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.