TM 10-3930-675-24-1
ENGINE BATTERY VOLTAGE CIRCUITS TROUBLESHOOTING - CONTINUED
0025 00
Table 5. Error Code 1596 - Voltage Monitor, High Voltage Failure Troubleshooting Procedures.
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
Error Code 1596 - Voltage Monitor, High Voltage 1. Check battery and alternator Tighten battery connections and
Failure
cable connections for loose clean battery terminals as
connections and corrosion.
required.
2. Turn ignition switch to OFF If voltage is not as required,
position and measure battery charge or replace battery (WP
voltage from positive (+) 0108 00).
terminal to negative (-)
terminal. Voltage should be at
least 12V. Check each battery
in system.
3. Turn ignition switch to OFF If voltage is not as required,
position and measure battery charge or replace battery (WP
voltage from positive (+) 0108 00).
terminal to negative (-)
terminal. Voltage should be
+12V. Check voltage while
trying to start engine. Voltage
should be at least +6V during
cranking. Check each battery
in system.
+12V = STATIC
+6V = START
0025 00-8
