DESCRIPTION
If the manual up/down function can be performed but the auto up/down function cannot, the fail-safe mode may be functioning.
If the power window initialization (See page
) has not been performed, the auto up/down function
will not operate.
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
PROCEDURE
1. |
READ VALUE USING TECHSTREAM (RR-Door Motor) |
(a) Connect the Techstream to the DLC3.
(b) Turn the ignition switch to ON.
(c) Turn the Techstream on.
(d) Enter the following menus: Body Electrical / RR-Door Motor / Data List.
(e) Read the Data List according to the display on the Techstream.
RR-Door Motor (Power Window Regulator Motor Assembly (for Rear RH Side))
Tester Display |
Measurement Item/Range |
Normal Condition |
Diagnostic Note |
---|---|---|---|
RR Door P/W Auto SW |
Rear RH side power window auto switch signal / ON or OFF |
ON: Rear RH power window auto switch operated OFF: Rear RH power window auto switch not operated |
- |
OK:
On the Techstream screen, ON or OFF is displayed accordingly.
NG | ![]() |
GO TO STEP 4 |
|
2. |
PERFORM INITIALIZATION (for Rear RH Side) |
(a) Initialize the power window regulator motor assembly (for rear RH side) (See
page ).
|
3. |
CHECK POWER WINDOW CONTROL SYSTEM (AUTO UP/DOWN FUNCTION) |
(a) Check that the rear RH side door power window moves when the auto up/down
function of the power window regulator switch assembly (for rear RH side) is operated
(See page ).
OK:
Rear RH side auto up/down function is normal.
OK | ![]() |
END (PROBLEM DUE TO INITIALIZATION FAILURE) |
NG | ![]() |
REPLACE POWER WINDOW REGULATOR MOTOR ASSEMBLY (for Rear RH Side) |
4. |
INSPECT POWER WINDOW REGULATOR SWITCH ASSEMBLY (for Rear RH Side) |
(a) Remove the power window regulator switch assembly (for rear RH side)
(See page |
|
(b) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
8 (AUTO) - 1 (GND) |
Auto up or auto down position |
Below 1 Ω |
*1 |
Component without harness connected (Power Window Regulator Switch Assembly (for Rear RH Side)) |
NG | ![]() |
REPLACE POWER WINDOW REGULATOR SWITCH ASSEMBLY (for Rear RH Side) |
|
5. |
CHECK HARNESS OR CONNECTOR (REAR RH SIDE SWITCH - REAR RH SIDE MOTOR) |
(a) Disconnect the power window regulator motor assembly (for rear RH side) connector. |
|
(b) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
J1-8 (AUTO) - J2-4 (AUTO) |
Always |
Below 1 Ω |
J1-8 (AUTO) - Body ground |
Always |
10 kΩ or higher |
*1 |
Front view of wire harness connector (to Power Window Regulator Switch Assembly (for Rear RH Side)) |
*2 |
Front view of wire harness connector (to Power Window Regulator Motor Assembly (for Rear RH Side)) |
OK | ![]() |
REPLACE POWER WINDOW REGULATOR MOTOR ASSEMBLY (for Rear RH Side) |
NG | ![]() |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
ECU Power Source Circuit
DESCRIPTION
This is the power source for the tire pressure warning ECU.
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
When replacing the tire pressure warning ECU, read the transmitter IDs
stored in the old ECU using the Techstream and writ ...
Data List / Active Test
DATA LIST / ACTIVE TEST
1. DATA LIST
HINT:
Using the Techstream to read the Data List allows the values or states of switches,
sensors, actuators and other items to be read without removing any parts. This non-intrusive
inspection can be very useful bec ...
Check CAN Bus Lines for Short Circuit
DESCRIPTION
There may be a short circuit in the CAN bus main wire and/or CAN branch wire
when the resistance between terminals 6 (CANH) and 14 (CANL) of the DLC3 is below
54 Ω.
Symptom
Trouble Area
Resistance betwe ...