TM 10-3930-675-20-1
0025 00-22
ENGINE BATTERY VOLTAGE CIRCUITS TROUBLESHOOTING - CONTINUED
0025 00
Table 6. Error Code 1597 - Voltage Monitor, Low Voltage Failure Troubleshooting Procedures - Continued.
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
Error Code 1597 - Voltage Monitor, Low Voltage
Failure - Continued
6. Place ignition switch in OFF
position and disconnect OEM
harness from engine ECU
(794). Perform the following
resistance checks.
If resistance is not as specified,
replace battery cables (WP 0108
00).
a. Measure resistance from
harness connector pin 7 to
positive
(+)
battery
terminal. Resistance should
be less than 10 ohms.
b. Measure resistance from
harness connector pin 8 to
positive
(+)
battery
terminal. Resistance should
be less than 10 ohms.
c. Measure resistance from
harness connector pin 17 to
positive
(+)
battery
terminal. Resistance should
be less than 10 ohms.
d. Measure resistance from
harness connector pin 18 to
positive
(+)
battery
terminal. Resistance should
be less than 10 ohms.
<10 OHMS
USE TEST LEAD KIT P/N 3822758
