Toyota Sienna Service Manual: Problem symptoms table
HINT:
- Use the table below to help determine the cause of the problem symptom. The likely causes of the problem are indicated in descending order. Check each suspected area in order. Repair or replace faulty parts or perform adjustments as necessary.
- Inspect the fuse and relay related to this system before inspecting the suspected areas below.
CRUISE CONTROL SYSTEM
Road test
1. PROBLEM SYMPTOM CONFIRMATION
Inspect the SET function.
Turn the cruise control main switch on.
Drive at the required speed between 40 km/h
(25 mph) and 200 km/h ...
Terminals of ECM
1. CHECK ECM
...
Other materials:
On-vehicle inspection
1. CHECK RADIATOR RESERVOIR CAP SUBASSEMBLY
a) Measure the valve opening pressure.
(1) If there are water stains or foreign matter on
rubber packings 1, 2 or 3, clean the part(s) with
water and finger scouring.
(2) Check that rubber packings 1, 2 and 3 are not
deformed, cracked or swol ...
Removal
1. PRECAUTION
CAUTION: Be sure to read "PRECAUTION" thoroughly before
servicing.
2. DISCONNECT CABLE FROM NEGATIVE BATTERY
TERMINAL
CAUTION:
Wait for 90 seconds after disconnecting the cable to
prevent the airbag working.
3. REMOVE FRONT SEAT ASSEMBLY (for Manual Seat)
4. REMOVE ...
Operation check
1. INPUT SIGNAL CHECK
Connect the intelligent tester to the DLC3.
Check the cruise control main switch using the
DATA LIST function in the intelligent tester (ONOFF,
CANCEL, - (COAST)/SET, + (ACCEL)/RES
(RESUME), and MODE).
2. INSPECT MODE SWITCH
Turn the ...
