2.0 CDTi (A20DTH) vs 1.4 NA (Z14XEP)

Side-by-side reliability comparison

Higher reliability score
2.0 CDTi (A20DTH) ACCEPTABLE 76/100
+2 points over 1.4 NA (Z14XEP)
0 / 100
ACCEPTABLE 2.0 CDTi (A20DTH) Opel
0 / 100
ACCEPTABLE 1.4 NA (Z14XEP) Opel

Specifications

2.0 CDTi (A20DTH)
1.4 NA (Z14XEP)
Brand
Opel
Opel
Verdict
ACCEPTABLE
ACCEPTABLE
Reliability
76
74
Years
2008--2018
2003--2014
Displacement
1956 cc
1364 cc
Layout
I4
I4
Type
Diesel
Petrol Na
Power
160--195 hp
90 hp
Known Issues
0
5
Total Risk Cost
€0--€0
€620--€1,580

Character

2.0 CDTi (A20DTH)

"Insignia/Zafira. Strong torque. Reliable for GM diesel. DMF wear. Good highway."

1.4 NA (Z14XEP)

"Same family as Z12XEP, more torque. Works harder in Astra H. Timing chain tensioner watch. Reliable city commuter."

Issues Comparison

2.0 CDTi (A20DTH) 0

No documented issues.

1.4 NA (Z14XEP) 5

● MODERATE
Timing chain tensioner wear €300--€700 80,000 km--150,000 km
○ MINOR
Ignition coil failure €60--€180 60,000 km--120,000 km
○ MINOR
Thermostat housing failure €80--€200 60,000 km--120,000 km
○ MINOR
EGR valve carbon buildup €100--€300 80,000 km--150,000 km
○ MINOR
Engine mount wear €80--€200 100,000 km--180,000 km

Models

2.0 CDTi (A20DTH) 11

Zafira Tourer C 2012--2019 Astra J 2009--2015 Insignia A 2008--2017 Insignia A 2008--2017 Insignia A 2012--2017 Insignia B 2017--2022 Grandland P1UO 2017--2021 Vectra C 2004--2008 Astra H 2004--2010 Zafira B 2005--2014 Vectra C 2004--2008

1.4 NA (Z14XEP) 6

Corsa E 2014--2019 Corsa E 2014--2019 Astra 1.4 H 2004--2010 Hatchback Corsa 1.4 C 2003--2006 Hatchback Corsa 1.4 D 2006--2014 Hatchback Meriva 1.4 A 2003--2010 MPV
Full 2.0 CDTi (A20DTH) Report Full 1.4 NA (Z14XEP) Report