TM 10-3930-675-20-1
0025 00-12
ENGINE BATTERY VOLTAGE CIRCUITS TROUBLESHOOTING - CONTINUED
0025 00
Table 4. Error Code 1474 - Starter Solenoid Lockout Relay Driver Circuit Failure Troubleshooting Procedures.
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
Error Code 1474 - Starter Solenoid Lockout Relay
Driver Circuit Failure
1. Place ignition switch in OFF
position and turn off master
battery switch.
a. Remove cab left rear wall
panel
and
access
cab
distribution box and remove
circuit breaker box assembly.
Open rear cover to access
relay assembly.
b. Inspect starter lockout relay
330-1 and relay harness
connectors
for
dirty,
corroded, bent, broken, and
pushed back or extended
pins.
Clean and repair connector(s) as
required (WP 0111 00).
c. Check starter lockout relay
330-1 and relay harness for
dirt or moisture in or on
connectors and for missing or
damaged connector seals.
Remove dirt and moisture from
connector. Replace missing or
damaged connector seals (WP
0111 00).
2. Place ignition switch in OFF
position. Turn master battery
switch OFF.
a. Locate and remove 330-1
relay from relay socket.
b. Measure resistance between
terminals 85 and 86 on relay.
Resistance should be 280-
350 ohms.
a. If resistance is not as specified,
replace relay (WP 0073 00).
b. If resistance is as specified,
notify SRA.
86
85
330-1 RELAY
