Using Testers - HYOSUNG GV250 EI Service Manual

● Never connect an ohmmeter to the ECU with its
coupler connected. If attempted, damage to ECU
or sensors may result.
● Be sure to use a specified voltmeter / ohmmeter.
Otherwise, accurate measurements may not be
obtained and personal injury may result.
⊙ ⊙ USING TESTERS
● Use well-charged batteries in the tester.
● Be sure to set the tester to the correct testing
range.
▣ ▣ USING THE TESTER
● Incorrectly connecting the
cause the inside of the tester to burnout.
● If the voltage and current are not known, make
measurements using the highest range.
● After using the tester, turn the power off.
and probes may
19
EI SYSTEM DIAGNOSIS 4-1-4