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Discussion Starter · #1 ·
Car 1994 2.3 Turbo just failed MOT .I put a new lamba sensor in but the co2 levels are slightly to high although they start to come in on a slight throttle flash code still shows six flashes
have disconected battery to try and reset ecu will an adaption run help or does anybody have any ideas nearest saab dealer is 50 mile away
 

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Make sure MOT emissions print out indicates engine oil up to running temp!

The MOT test requires engine at reasonable running temp (a min level degree C is specified).

If it shows anything below 50C, I'd ask MOT'er why it wasn't at running temp (nearer 80C)?
 

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Discussion Starter · #4 ·
Thanks lads its booked into saab main dealer on friday !!! . If anybodies interested the lamba sensor should have an output of 100mv cold to
900mv hot on the sensor wire values are approx,the voltage should pulse iam told but you
need agood multimeter to show it.If you disconect
the connector for the lamba sensor at the rear of the engine you should have apporx 450mv at the sensor wire from the ecu.
 
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