CAUTION / NOTICE / HINT
HINT:
PROCEDURE
1. |
VEHICLE BROUGHT TO WORKSHOP |
|
2. |
INSPECT BATTERY VOLTAGE |
(a) Inspect the battery voltage.
Standard Voltage:
11 to 14 V
If the voltage is below 11 V, recharge or replace the battery before proceeding to the next step.
|
3. |
CHECK COMMUNICATION FUNCTION OF CAN COMMUNICATION SYSTEM* |
(a) Use the Techstream to check if the CAN communication system is functioning normally.
Result |
Proceed to |
---|---|
CAN DTCs is not output |
A |
CAN DTCs is output |
B |
B |
GO TO CAN COMMUNICATION SYSTEM |
|
4. |
CHECK FOR DTC* |
(a) Check for DTCs and note any code that is output.
(b) Clear the DTCs.
(c) Recheck for DTCs. Based on the DTCs output above, try to force the air conditioning system to output DTCs by simulating the conditions indicated by the DTC.
Result |
Proceed to |
---|---|
DTCs is not output |
A |
DTCs is output |
B |
B |
GO TO DIAGNOSTIC TROUBLE CODE CHART |
|
5. |
PROBLEM SYMPTOMS TABLE |
(a) Refer to Problem Symptoms Table.
Click here
Result |
Proceed to |
---|---|
Fault is not listed in Problem Symptoms Table |
A |
Fault is listed in Problem Symptoms Table |
B |
B |
GO TO STEP 7 |
|
6. |
OVERALL ANALYSIS AND TROUBLESHOOTING* |
(a) Panel diagnosis (indicator check, sensor check)
Click here
(b) Data List / Active Test
Click here
(c) Terminals of ECU
Click here
(d) On-vehicle Inspection
(e) Inspection
|
7. |
ADJUST, REPAIR OR REPLACE |
NEXT |
END |
Diagnosis System
DIAGNOSIS SYSTEM
1. DESCRIPTION
(a) Sliding roof system data and Diagnostic Trouble Codes (DTCs) can be read
through the vehicle Data Link Connector 3 (DLC3). When the system seems to be malfunctioning,
use the Techstream to check for malfunctions and perform repairs.
2. CHECK DLC3
(a) Check ...
System Diagram
SYSTEM DIAGRAM
Communication Table
Transmitting ECU (Transmitter)
Receiving ECU (Receiver)
Signal
Line
Certification ECU
(Smart Key ECU Assembly)
Main Body ECU
(Multiplex Network Body ECU)
...
Diagnosis System
DIAGNOSIS SYSTEM
1. DESCRIPTION
(a) When troubleshooting OBD II (On-Board Diagnostics) vehicles, an OBD II scan
tool (complying with SAE J1978) must be connected to the DLC3 (Data Link Connector
3) of the vehicle. Various data in the vehicle ECM (Engine Control Module) can be
then read.
(b) ...