Mazda 626 1989 Workshop Manual page 347

! Number 001/97
6.1 BATTERY DIAGNOTIC PROCEDURES (Using Load Tester VAT-40 or Equivalent on Maintenance-Free
Batteries)
Diagnostic procedures used for testing lead-acid batteries provide false reading leading to unnecessary
if used on maintenance-free batteries. The information below is provided for diagnosing mainte­
replacement
nance-free batteries.
NOTE: Chuck charge
battery try setting the
charge rate ^ the
' W ghesTor
"B oosr position.
When testing in the
vehide. turn the
beadSghts "ON" fa-
15 seconds to
remove the surface
charge before teSfog
♦CAUTION : DO NOT BOOST OR QUICK CHARGE MX-5 MIATA " GEL TYPE" BATTERIES.
Page 5 o f 9
Date Issued: 04/08/97
Measure the open circuit voitage of the battery wth a digital vc#
meter capable of reading 0.01V
Turn The Headtighte On
For 15 Seconds To
Remove Any Surface
Voltage Charge
Measure Open Circuit Voltage Of
Battery
Revised: 06/19/97
Appiy Test Load
ToBatteiy
(Refer to Chart
Record Battery
Vottage After 15
Seconds
1
Replace Batte^