1993 Johnson Evinrude "ET" 60 thru 70 Service Manual, P/N 508284, Page 118Get this manual
7The engine must be stopped before testing each remaining cylinder8Repeat Steps thru for each ofthe 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 temperature switch1sl 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 89 (32 C)' go to Step
3 If meter shows low reading, test the temperature switchRefer to Temperature Switch Test, Section 43Install junction box at the timer base 5-pin Amphenol connectorsf61 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, terminal "0"Do not run engine with timer base leads disconnected! All junction box switches must be in the ON position5Install correct test propellerStart engine in test tank and run at 900 RPM in FORWARD6If power pack is good, meter will show 10 volts