Golf L4-1781cc 1.8L SOHC (ACC) Can (1993)
- Multimeter Fluke 83 or equivalent
- Switch ignition off.
- Disconnect battery Ground (GND) strap.
After a waiting period of at least 2 hours, during which the battery must not be loaded or charged:
- Measure battery voltage using multimeter.
The battery no load voltage must be lower than 12.5 V.
If the multimeter displays 12.5 V or more the battery voltage is OK.
If the multimeter displays a battery voltage below 12.5 V:
- Charge battery.
After a waiting period of at least 2 hours, during which the battery must not be loaded or charged:
- Measure battery voltage using multimeter.
The battery no load voltage must be lower than 12.5 V.
- If battery no load voltage is not OK, replace battery.
Sealed Battery Voltage Test
Test Conditions:
-
Engine NOT Running.
-
Test for sealed batteries only.
-
Turn headlights on high beam for 1 minute to remove surface charge.
-
Disconnect battery Ground (GND) strap.
-
Check Battery Positive Voltage (B+) using SUN VAT 40 or equivalent.
-
12.5 Volts minimum.
Voltage:
% Charge:
12.6 or more
100 %
12.5
75 %
12.2
50 %
12.0
25 %
11.7 or less
0 %
If above the minimum voltage (12.5 V):
-
Load test battery.
If below the minimum voltage:
-
Charge battery (12.5 V) See: Service and Repair (Charging Battery(ies).)
Specific Gravity
Specific gravity, checking
Special tools and equipment