Condition/Operation Code Numbers; Actuator - Mazda MX-5 1990 Workshop Manual

T
CRUISE CONTROL SYSTEM
Condition/operation code numbers
The test light will flash if a malfunction is present.
Pattern of output signal
(CRUISE indicator lamp)
ON
OFF~
ONJILJL
OFF
ON
OFF
ONJlLJ1JL
OFF
ON
OFF~
Note
Code
No.
01
05
07
11
15
Possible Cause
Defective wiring or ground
Defective actuator
Defective brake switch
STOP 15A fuse blown
Both stoplight switch and brake switch
(for vehicle and cruise) are ON simul-
taneously
Defective cruise control switch
Defective cruise control unit
Action
Repair harness
Inspect actuator
(See below)
Replace fuse
Inspect stoplight switch and
brake switch (Refer to pages
T-61 and T-107)
Inspect cruise control switch
(Refer to page T -107)
Go to troubleshooting
(Refer to page T -99)
05UOTX-226
• If there is more than one malfunction, the code numbers will be indicated in numerical order lowest number first.
05UOTX-227
d b
05UOTX-459
9MUOTX-262
T-104
ACTUATOR
Inspection
1. Measure the actuator solenoid resistance using an
ohmmeter.
Check terminals Resistance
c-a
c-b
Approx. 25 to 550
c-d
2. If not as specified, replace the actuator.
3. Disconnect the actuator cable from the accelerator pedal.
4. Run the engine at idle speed.
5. Apply battery voltage to the following terminals, and check
the actuator operation.
Order
Terminal condition
a b c d
1 Ground Ground Power Ground
2
Ground
-
Power Ground
3 Ground
-
Power
-
4
-
- - -
6. If not as specified, replace the actuator.
Removal
Operation of
control cable
Pull
Hold
Extend
Release
1. Disconnect the accelerator cable and vacuum hose from
the actuator.
2. Remove the bolt and nuts and the actuator.
Installation
Install in the reverse order of removal.
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- -
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