1997 Johnson Evinrude "EU" 125C, 130, 200, 225, 250 90 LV Service Manual, P/N 507269, Page 145Get this manual
6 DR4041
7The engine must be stopped before testing each remaining cylinder8Repeat Steps thru for each of the remaining cylinders using the temporary TDC marksTest results must be the same for all cylinders If some sensor coils do not react properly, replace the timer base If no sensor coil reacts properly, refer to Loss of QuikStartLoss of QuikStart 1Disconnect whiteblack lead between the power pack and port temperature switch[] 2Calibrate ohmmeter on appropriate scaleConnect between temperature switch whiteblack lead and clean engine ground If meter shows high reading when engine temperature is less than 890 (32 C): V4go to Step V6, vago to Step If meter shows low reading, test the temperature switchRefer to Temperature Switch Test, Section 4[] 3V6, vaLoosen the power pack and install junction box at the timer base starboard Amphenol connectorsProvide an external ground for the power pack[] 4Switch peak-reading voltmeter to "POS" and "50"Attach meter black lead to clean engine ground and meter red lead to the timer base blackwhite lead: V6terminal "0" vaterminal "E"