1998 Saab 900 Combi Coupe emission

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Condition	Value

expand_moreGeneral exhaust gas values


Diagnostic socket location	Under the dashboard, to the right of the steering column

expand_moreIdling speed with automatic gearbox


All Saab gasoline straight-4 2.0 L B204L engines	800–900 rpm800–900 rpm800–900 rpm
All Saab gasoline V6 2.5 L B258I engines	800–900 rpm800–900 rpm800–900 rpm
All other modifications	850–950 rpm850–950 rpm850–950 rpm

expand_moreIdling speed with manual gearbox


All Saab gasoline straight-4 2.0 L B204L engines	800–900 rpm800–900 rpm800–900 rpm
All Saab gasoline V6 2.5 L B258I engines	800–900 rpm800–900 rpm800–900 rpm
All other modifications	850–950 rpm850–950 rpm850–950 rpm
No adjustment possible


Minimum engine oil temperature at VET	176°F176°F80°C

expand_morePetrol exhaust gas values


CO content at idling speed	0–0.5 %0–0.5 %0–0.5 %
CO content at increased idling speed	0–0.3 %0–0.3 %0–0.3 %
Delta lambda	0.03 λ0.03 λ0.03 λ

expand_moreIgnition time


2.0 i with gasoline straight-4 2.0 L 129 HP, 177 N⋅m engine (1994.8–1998.2)	-14°00' - before TDC + after TDC
No adjustment possible


Increased idling speed	2500–2800 rpm2500–2800 rpm2500–2800 rpm
Lambda value	0.97–1.03 λ0.97–1.03 λ0.97–1.03 λ
Maximum HC content at idling	50 ppm50 ppm50 ppm
Number of half-waves	2
Speed for disturbance variable	600–1200 rpm600–1200 rpm600–1200 rpm

To reduce environment impact and pass government inspections keep emission parameters at the level prescribed by Saab.

Please be noted that all capacities listed here are approximate. Check fluid levels when adding or refilling as recommended in your 1998 Saab 900 Combi Coupe 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 Saab warranty policy for your region. In some regions DIY service may invalidate your warranty.

Conquer your fears and never give up!

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 Saab 900 Combi Coupe 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 1998 Saab 900 Combi Coupe you're not only saving money, but also also improving your technical skills and learning something new.

1998 Saab 900 Combi Coupe Second generation Emission

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Conquer your fears and never give up!

Saab 900 Combi Coupe Second generation model years

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