Keep the dashboard temperature gauge fed with an accurate signal using the Beck/Arnley Engine Coolant Temperature Switch 201-1386. This temperature sending switch provides water temperature information to the dash instrument gauge and is designed as a direct OE replacement for these BMW applications: 1991 318I, 1991 318IS, 1986-1988 325, 1986-1987 325E, 1986-1987 325ES, 1987-1992 325I, 1987-1992 325IS, 1988-1991 325IX, 1986-1987 528E, and 1988-1991 M3. See the Buyer’s Guide tab for engine specifics.
- OE form, fit and function: engineered to drop in like the original on the listed foreign-nameplate applications.
- Application-matched calibration: made to exact resistance and temperature specifications per the application.
- Built for the environment: made with high quality material and componentry and constructed to withstand an engine environment.
- Gauge signal: sends water temperature information to the dash instrument gauge.
Signs this switch may need replacing include an inaccurate, erratic, or unresponsive dash temperature gauge. If a failed temperature switch is the cause of a bad gauge reading, this unit replaces it; diagnose the cause before ordering to rule out wiring, the gauge, or the cooling system.
Interchange: 2131089 · 2131093 · 2133219 · 1T1032 · 12621710512 · 12621710511 · WT624 · TS10127 · 8267 · TS338 · TU292
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