FORM NO. 56043126 - CR 1100, CR 1200 -
29
STEERING SYSTEM
TROUBLESHOOTING GUIDE
Possible Symptom
1
No power assist steering
Part A: Electrical Control Circuit
Note: Do all testing with key switch on.
Do any other accessory functions work?
Check the K9 coil resistance
120 ohms (+ or - 10%)
See no accessory function
Check for 36V at the K9 solenoid coil:
wires: BLK(-) & VIO(+)
Check both wire(s) for continuity.
Repair or replace defective wire(s).
Does the power steering operate?
Replace K9 solenoid.
Does the power steering operate?
See Part B Load Circuit
no
no
no
no
yes
yes
yes
no
At the K9 solenoid load wire
BRN/GRA (battery input +) check
for 36V to battery ground.
Is the F9 40 amp
CB open?
Check for a short in
the steering motor
or load wires. Reset
the F9
40 amp CB. Does
the power steering
operate?
Replace Power Steering Unit
Repair or replace
defective wire. Does the
power steering operate?
At the K9 solenoid load wire
GRA/WHT (+ output to steering
motor) check for 36V to battery
ground.
Replace K9 solenoid.
Does the power steering
operate?
Check for 36V at power steering
motor wires GRN/WHT(+) &
BLK(-) Does the power steering
operate?
Repair or replace
defective wire(s) or
connectors. Does the
power steering operate?
yes
no
no
no
no
no
no
yes
yes
yes
no
no
Part B: Load Circuit
Note: Do all testing with key switch on.
Summary of Contents for Cr 1100
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