Western Snowplows Midweight Series, Руководство механика

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Lit. No. 48163, Rev. 00 March 15, 2016
84
TROUBLESHOOTING
SNOWPLOW DRL LAMPS*
Incorrect Operation or No DRL Lamps
* Snowplow DRLs operate as a series circuit and will illuminate bulb at half-intensity. In some applications, the OEM DRLs will stay
illuminated with snowplow attached. See Theory of Operation section for DRL operation.
BASIC CHECK QUESTIONS SOLUTIONS
1 Fully understand OEM DRL operation Refer to vehicle owner's manual for DRL operation.
2 OEM headlamps and DRLs operating correctly
OEM headlamps must be fully operational for correct
Isolation Module operation.
3 OEM DRL fuse tests good Refer to vehicle owner's manual for fuse location and size.
4 All harnesses connected at vehicle and snowplow Harnesses must be connected for all snowplow and
headlamp functions.
5 Corrosion at harness connectors Replace as needed.
6 Ignition ON Ignition must be ON for snowplow DRL operation.
7 Does control power up with key ON Go to Control/Cable/Plow Module Test.
8
Snowplow headlamp and park/turn lamps all
working correctly
See electrical schematics in this guide.
9
Correct Isolation Module kit installed for
application
Verify per Quick Match at www.westernplows.com .
10
Isolation Module and harnesses correctly
installed per Installation Instructions
Refer to Isolation Module Installation Instructions.
11 Harness wired per drawing See electrical schematics in this guide.
12 Bulb burned out Replace with proper bulb.