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Mercedes-Benz 300E - 218K
116 Posts
Discussion Starter · #1 ·
so today i soldered together the diag tool that everyones been talking about on here and came up with a few codes. i did somereading but wasnt able to find these exact codes and would really like to know what you guys think these together are pointing to.... this is what ive found so far... havent cleared the dtc's yet though since ive had it.

intake air temp is illogical
oxygen sensor is shorted to + or -
current to idle control valve is illogical
oxygen sensor heating current is illogical
intermittent contact in engine coolant temp sensor circuit
output for oxygen sensor heater control defective
output for kickdown switch defective
a/c compressopr engagement signal missing (87z)
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