1.6 TD Syncro with diesel straight-4 1.6 L 68 HP engine (1986.3–1992.7)
5100–5150 rpm5100–5150 rpm5100–5150 rpm
1.6 TD with diesel straight-4 1.6 L 68 HP engine (1984.10–1992.7)
5100–5150 rpm5100–5150 rpm5100–5150 rpm
Maximum K-value
2.5 1/m2.5 1/m2.5 1/m
expand_moreGeneral exhaust gas values
expand_moreIdling speed with manual gearbox
1.9 Syncro with gasoline boxer-4 1.9 L 76 HP engine (1984.12–1992.7)
850–950 rpm850–950 rpm850–950 rpm
1.9 with gasoline boxer-4 1.9 L 59 HP engine (1982.9–1992.7)
700–800 rpm700–800 rpm700–800 rpm
1.9 with gasoline boxer-4 1.9 L 76 HP engine (1982.8–1992.7)
850–950 rpm850–950 rpm850–950 rpm
2.1 with gasoline boxer-4 2.1 L 94 HP engine (1985.8–1992.7)
830–930 rpm830–930 rpm830–930 rpm
All other modifications
770–870 rpm770–870 rpm770–870 rpm
Minimum engine oil temperature at VET
176°F176°F80°C
expand_morePetrol exhaust gas values
expand_moreCO content at idling speed
1.9 Syncro with gasoline boxer-4 1.9 L 76 HP engine (1984.12–1992.7)
1–2 %1–2 %1–2 %
1.9 with gasoline boxer-4 1.9 L 59 HP engine (1982.9–1992.7)
1–2 %1–2 %1–2 %
1.9 with gasoline boxer-4 1.9 L 76 HP engine (1982.8–1992.7)
1–2 %1–2 %1–2 %
2.1 with gasoline boxer-4 2.1 L 94 HP engine (1985.8–1992.7)
0.5 %0.5 %0.5 %
expand_moreCO content at increased idling speed
2.1 with gasoline boxer-4 2.1 L 94 HP engine (1985.8–1992.7)
0.3 %0.3 %0.3 %
expand_moreIgnition time
1.9 Syncro with gasoline boxer-4 1.9 L 76 HP engine (1984.12–1992.7)
-5°00'±1°00' - before TDC + after TDC
1.9 with gasoline boxer-4 1.9 L 59 HP engine (1982.9–1992.7)
+5°00'±1°00' - before TDC + after TDC
1.9 with gasoline boxer-4 1.9 L 76 HP engine (1982.8–1992.7)
-5°00'±1°00' - before TDC + after TDC
2.1 with gasoline boxer-4 2.1 L 94 HP engine (1985.8–1992.7)
-5°00'±1°00' - before TDC + after TDC
expand_moreIncreased idling speed
2.1 with gasoline boxer-4 2.1 L 94 HP engine (1985.8–1992.7)
2500–2800 rpm2500–2800 rpm2500–2800 rpm
expand_moreLambda value
2.1 with gasoline boxer-4 2.1 L 94 HP engine (1985.8–1992.7)
0.97–1.03 λ0.97–1.03 λ0.97–1.03 λ
expand_moreMaximum HC content at idling
1.9 Syncro with gasoline boxer-4 1.9 L 76 HP engine (1984.12–1992.7)
2000 ppm2000 ppm2000 ppm
1.9 with gasoline boxer-4 1.9 L 59 HP engine (1982.9–1992.7)
2000 ppm2000 ppm2000 ppm
1.9 with gasoline boxer-4 1.9 L 76 HP engine (1982.8–1992.7)
2000 ppm2000 ppm2000 ppm
2.1 with gasoline boxer-4 2.1 L 94 HP engine (1985.8–1992.7)
300 ppm300 ppm300 ppm
To reduce environment impact and pass government inspections keep emission parameters at the level prescribed by Volkswagen.
Please be noted that all capacities listed here are approximate. Check fluid levels when adding or refilling as recommended in your 1991 Volkswagen Transporter Flatbed and Chassis user's manual. Keep in mind that all information here is provided “as is” without any warranty of any kind.
Before doing any DIY service please check your insurance policy and Volkswagen warranty policy for your region. In some regions DIY service may invalidate your warranty.
DIY car service is not as difficult as it looks like and it might save you thousands of dollars per year. It might be even fun and a good thing to do with your kids on a weekend to teach them how basic machinery works. It's really hard to screw something up and damage your car permanently if you use right tools, follow Volkswagen Transporter Flatbed and Chassis service manual and use right parts and fluids in prescribed amounts. Even modern cars stuffed with electronics can be serviced in your garage or even in your driveway. Changing engine oil, brake fluid, ATF, replacing brake pads, and etc. It's all may be done by yourself in a mater of a couple of hours.
Doing basic service for your 1991 Volkswagen Transporter Flatbed and Chassis you're not only saving money, but also also improving your technical skills and learning something new.
1991 Volkswagen Transporter Flatbed and Chassis generations
In 1991 Volkswagen offered 2 generations of the Transporter Flatbed and Chassis. Emission may vary in different generations. Be sure that you are looking at the rigt modification.