Toyota ZZT230 series Repair Manual page 707

Dl-496
CIRCUIT INSPECTION
DTC 1 1 , 1 5
CIRCUIT DESCRIPTION
The actuator motor is operated by signals from the ECU. Acceleration and deceleration signals are trans­
mitted according to changes in the Duty Ratio (See below).
Duty Ratio
The duty ratio is the ratio of the period of continuity in one cycle. For example, if A is the period of continuity
in one cycle, and B is the period of non-continuity.
Duty Rati o
=
OTC No.
1 1 Short i n actuator motor circuit.
1 5
WIRING DIAGRAM
C5
Cruise Control Actuator
c
Actuator Motor Circuit
100 (%)
B
X
Detection Jtem
R-W
MC
MO 1
R-L
-
A
ON
__fW1_
OFF
cycl e
1
• Harness or connector between cruise control ECU and
•
Actuator motor
actuator motor
•Cruise control ECU
•Actuator motor
IG3
R-W
5
R-L
IG3
Trouble Area
C18
Crui s e Control ECU
7
MC
15
MO