Cruise Control — Terminal Voltage
Z-80spec tableTerminal voltage table for cruise-control-unit diagnostic. References K-section page for AT/inhibitor branches.
Terminal Voltage
Cruise control unit terminal voltage check
a
Wire colorG/Y
Connected toActuator
Test conditionMain switch off
Specification0V
ActionGo to Step 8
a
Wire colorG/Y
Connected toActuator
Test conditionMain switch on
Specification9V
ActionGo to Step 8
b
Wire colorG/B
Connected toActuator
Test conditionMain switch off
Specification0V
ActionGo to Step 8
b
Wire colorG/B
Connected toActuator
Test conditionMain switch on
Specification9V
ActionGo to Step 8
c
Wire colorG/O
Connected toActuator
Test conditionMain switch off
Specification0V
ActionGo to Step 8
c
Wire colorG/O
Connected toActuator
Test conditionMain switch on
Specification9V
ActionGo to Step 8
e
Wire colorR
Connected toMain switch
Test conditionMain switch off
Specification12V
ActionRepair wire (R) (Main switch—Cruise control unit)
e
Wire colorR
Connected toMain switch
Test conditionMain switch off
Specification0V
ActionRepair wire (R) (Main switch—Cruise control unit)
f
Wire colorY/B
Connected toMain switch
Test conditionMain switch off
Specification0V
ActionRepair wire (Y/B) (Main switch—Cruise control unit)
f
Wire colorY/B
Connected toMain switch
Test conditionMain switch on
Specification12V
ActionRepair wire (Y/B) (Main switch—Cruise control unit)
g
Wire colorLG/B
Connected toAT control unit
Test conditionIgnition switch off
Specification0V
ActionGo to page K-[?]
g
Wire colorLG/B
Connected toAT control unit
Test conditionIgnition switch on
Specification12V
ActionGo to page K-[?]
h
Wire colorY
Connected toBrake switch
Test conditionBrake pedal depressed
Specification0V
ActionGo to Step 4
h
Wire colorY
Connected toBrake switch
Test conditionBrake pedal released
Specification9V
ActionGo to Step 4
j
Wire colorB/L
Connected toInhibitor switch
Test conditionShift to "N" or "P" range
Specification0V
ActionGo to page K-[?]
j
Wire colorB/L
Connected toInhibitor switch
Test conditionShift to other range
Specification5V
ActionGo to page K-[?]
j
Wire colorBR/W
Connected toClutch switch
Test conditionClutch pedal depressed
Specification0V
ActionGo to Step 5
j
Wire colorBR/W
Connected toClutch switch
Test conditionClutch pedal released
Specification12V
ActionGo to Step 5
l
Wire colorR/L
Connected toCruise control switch (Set switch and coast switch)
Test conditionMain switch ON
Specification12V
ActionGo to Step 6
l
Wire colorR/L
Connected toCruise control switch (Set switch and coast switch)
Test conditionWhile pushing set switch after main switch ON
Specification0V
ActionGo to Step 6
m
Wire colorG
Connected toStoplight switch
Test conditionBrake pedal depressed
Specification12V
ActionGo to Step 7
m
Wire colorG
Connected toStoplight switch
Test conditionBrake pedal released
Specification0V
ActionGo to Step 7
n
Wire colorR/W
Connected toCruise control switch (Resume switch and accel switch)
Test conditionMain switch ON
Specification12V
ActionGo to Step 6
n
Wire colorR/W
Connected toCruise control switch (Resume switch and accel switch)
Test conditionWhile pushing resume switch after main switch ON
Specification0V
ActionGo to Step 6
o
Wire colorP
Connected toActuator
Test conditionMain switch OFF
Specification0V
ActionGo to Step 8
o
Wire colorP
Connected toActuator
Test conditionMain switch ON
Specification9V
ActionGo to Step 8
p
Wire colorG/R
Connected toSpeed sensor
Test conditionWhile rotating rear tires
SpecificationRun out between 0—5V
ActionGo to Step 9
s
Wire colorW/G
Connected toBattery
Test conditionConstant
Specification12V
ActionRepair wire (W/G)
t
Wire colorB
Connected toGround
Test conditionConstant
Specification0V
ActionRepair wire (B)
See also
page K-[?]