8-22. EMERGENCY STEER PUMP RELAY (PUMP MOUNTED) TEST/REPLACEMENT
This Task Covers:
Tools and Special Tools
Negative battery cable disconnected (Para 8-44)
Tool Kit, General Mechanic's: Automotive
(Item 18, Appendix F)
Tags (Item 38, Appendix C)
Multimeter, Digital (Item 9, Appendix F)
· There are two emergency steer pump
relays. One is mounted under vehicle on
emergency steer pump. The other is
mounted inside cab front console.
· For testing and removal of console
mounted relay, refer to Para 8-23.
· One of two wire connectors of relay is
Tag and mark large connector (1), large
black negative cable (2), small black wire
(3), and large red positive battery cable (4)
of emergency steering pump relay (5).
Disconnect large connector (1) of relay (5)
from connector (6) of chassis wiring harness
Remove nut (8), large black ground cable
(2) and ring terminal of small black wire (3)
from negative terminal stud of emergency
steering pump (9).
Remove two nuts (10), lockwashers (11),
and large red positive battery cable (4) from
Test emergency steering pump relay (5) for
proper solenoid operation.