where are located the s1b1 and s1b2

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when i read my COBII i see the the output ov S1B1 is alweyes 0v is the sensor broken?

Feb 13, 2012

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What are the best Mercedes-Benz repair shops?

RepairPal Certified shops can diagnose and repair your 1998 Mercedes-Benz SL600. They provide transparent pricing with a minimum 12-month or 12,000-mile warranty on repairs and services.

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What is your question?

Popular Answer

where are located the s1b1 and s1b2

What is your question?

when i read my COBII i see the the output ov S1B1 is alweyes 0v is the sensor broken?

cafiero in Palo Alto CA

Feb 13, 2012

1 Reply

Popular Answer

Hal Dortonon Feb 13, 2012

Still have to check the sensors and the wiring. Upstream oxygen sensors are before the cats and the downstream are after the cats. How many miles on the car? Over 100K then you replace all since their useful life is over. 2hrs of labor and $850 in parts.

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Popular Answer

What are the best Mercedes-Benz repair shops?

RepairPal Certified shops can diagnose and repair your 1998 Mercedes-Benz SL600. They provide transparent pricing with a minimum 12-month or 12,000-mile warranty on repairs and services.