OM639 1.5d vs 4A91/4A92
Side-by-side reliability comparison
Higher reliability score
4A91/4A92
ACCEPTABLE
76/100
+14 points over OM639 1.5d
0
/ 100
CAUTION
OM639 1.5d
Mitsubishi
0
/ 100
ACCEPTABLE
4A91/4A92
Mitsubishi
Specifications
OM639 1.5d
4A91/4A92
Brand
Mitsubishi
Mitsubishi
Verdict
CAUTION
ACCEPTABLE
Reliability
62
76
Years
2004--2012
2004--2020
Displacement
1493 cc
1590 cc
Layout
I3
I4
Type
Diesel
Petrol Na
Power
68--95 hp
109--117 hp
Known Issues
1
1
Total Risk Cost
€400--€1,000
€300--€700
Character
OM639 1.5d
"Colt VI. Smart/Mitsubishi joint diesel. 3-cylinder. DPF on higher output. Turbo failure on 95hp version. Swirl flap. Not widely understood by general mechanics."
4A91/4A92
"Colt/ASX/Lancer. MIVEC variable valve timing. Chain driven. Simple and reliable. Oil consumption at high mileage. Timing chain tensioner check at 150k+ km. Adequate performance."
Issues Comparison
OM639 1.5d 1
▲ HIGH
Turbo failure (95hp version)
4A91/4A92 1
● MODERATE
Timing chain tensioner wear