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Home >> Mercedes Benz >> 1993 >> 300E 4MATIC (124.230) L6-3.0L (103.985) >> Repair and Diagnosis >> Powertrain Management >> Tune-up and Engine Performance Checks >> Air/Fuel Mixture >> Specifications

Air/Fuel Mixture: Specifications


AIR/FUEL MIXTURE
With On/Off Ratio Tester [1] Readout oscillating At 50% ± 10%


[1] At Diagnostic socket, with on/off ratio tester, and O2 sensor
connected. Reading should be within +10 of value at 2500 RPM.
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