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Saab
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1990
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900 SPG, Standard
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Engine Performance
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Engine Controls - Tests W/Codes
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Code Charts (For ISAT Tester)
Code Charts (For ISAT Tester)
NOTE:
Lambda signal referred to in code charts is Oxygen (O2) sensor signal.
Fig 1: 9000S & 9000 Turbo Diagnostic Charts (For ISAT Tester)
Courtesy of SAAB-SCANIA OF AMERICA, INC.