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[e30austin]

i think i'm going to sell this, after all these years. if someone wants a turn key daily driver, let me know....

[e30austin]

no. 15

[e30austin]

yes, there are 4, on the 325e.

- blue for coolant temperature up to 45c, the main fuel mixture control
- brown single pin for instrument cluster
- brown dual pin, thermo time...

[e30austin]

no, that's the thermo time switch. the taller brass sensor....

[e30austin]

yellow temp sensor handles cold start to 20c. if that switch fails, it's always thinking it's in open loop. BMW no longer sells a correct switch as a replacement for the yellow one. the purple is a...

[e30austin]

you need to eliminate the yellow coolant temperature sensor. cut the ends off the connector and bridge the wires together. report back.