CDTi: Opel, Vauxhall diesel engines with Common Rail direct injection system

CDTi engines are diesel engines that use a common rail have fuel injection systems installed in Opel and Vauxhall models. Since 2003, numerous models of both brands have been equipped with such engines. Some CDTi engines were jointly developed by the General Motors and Fiat companies. The engines have 4 cylinders and 16 valves, which are equipped with a turbocharger and usually with an intercooler. Depending on the design, a belt or chain drive can be used in the valve mechanism. These engines are generally characterized by reliability, excellent traction, fuel efficiency and environmental friendliness.

Popular CDTi-Engines

Index	Displacement, L	Power, PS	Torque, Nm	Year of Manufacture	Applicable Models
A13DTE	1,3	90‒95	180–200	2009	Vauxhall Astra J; Vauxhall Corsa D; Vauxhall Combo D; Opel Meriva B
A17DTJ	1,7	110	260	2009	Opel Astra J; Vauxhall Astra H; Opel Zafira B
A17DTR	1,7	125	280	2009	Opel Astra J; Vauxhall Zafira B; Opel Astra H
A20DTH	2.0	160-170	350	2008	Opel Cascada A; Vauxhall Zafira C; Vauxhall Astra J; Opel Insignia A
Z13DTJ	1,3	75	170	2005	Opel Agila B; Vauxhall Combo C; Vauxhall Corsa D; Opel Meriva A
Z13DTH	1,3	90	200	2005	Opel Corsa D; Opel Astra H
Z17DTH	1,7	101	240	2003	Opel Astra H; Vauxhall Corsa C; Vauxhall Combo C; Opel Meriva A
Z19DTH	1,9	150	320	2004	Opel Astra H; Opel Signum A; Vauxhall Vectra C; Opel Zafira B
B16DTH	1.6	136	320	2013	Opel Astra J; Opel Meriva B

Frequent defects of CDTi engines

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Defects Engines The timing chain fails prematurely . A13DTE, Z13DTH. Due to the wear of the rubber seals, the injector covers leak. This is often caused by using poor quality coolant. A17DTR, A17DTJ, Z17DTH. The engine stutters when driving at high speed because the Crankshaft bearings suffer from a lack of oil. A20DTH. The engine is very sensitive to a drop in the engine oil level: if the level is too low, the chain slips, the rocker arms break. Z13DTH. The components of the common rail system become unusable. Z17DTH.