BE4032
BE4033
I00021
Normal Code
0.25 sec.
0.25 sec.
ON
OFF
ON
OFF
4 sec.
1.5 sec.
0.5 sec.
2.5 sec.
0.5 sec.
1.5 sec.
Malfunction codes 11 and 21
Code 11
Code 21
I01915
(b)
DLC1
(d) 5 times
Within 3 seconds
E
1
TC
(c)
N17520
DI-564
-
DIAGNOSTICS
CRUISE CONTROL SYSTEM
718
Author:
Date:
2001 SIENNA (RM787U)
HINT:
If the DTC is not output, inspect the diagnosis circuit (See
page
As an example, the blinking patterns for codes; normal,
11 and 21 are shown in the illustration.
2.
DTC CLEARANCE (ERASE MODE)
HINT:
Under the erase mode, diag detection does not work.
(a)
Drive at about 15 km/h or below.
(b)
Using SST, connect terminals Tc and E
1
of DLC1.
SST
09843-18020
(c)
Pull the cruise control switch to CANCEL.
(d)
On the above metioned condition, turn on the cruise con-
trol main switch 5 times within 3 seconds.
3.
PROBLEM SYMPTOM CONFIRMATION (ROAD TEST)
(a)
Inspect the SET switch.
(1)
Push the main switch ON.
(2)
Drive at a desired speed (40 km/h (25 mph) or high-
er).
(3)
Pull the control switch to the SET/COAST.
(4)
After releasing the switch, check that the vehicle
cruises at the desired speed.
