CAUTION / NOTICE / HINT
HINT:
PROCEDURE
1. |
VEHICLE BROUGHT TO WORKSHOP |
|
2. |
CUSTOMER PROBLEM ANALYSIS |
What |
Vehicle model, system name |
When |
Date, time, occurrence frequency |
Where |
Road conditions |
Under what conditions? |
Driving conditions, weather conditions |
How did it happen? |
Problem symptoms |
|
3. |
INSPECT BATTERY VOLTAGE |
(a) Measure the battery voltage.
Standard voltage:
11 to 14 V
HINT:
If the voltage is below 11 V, recharge or replace the battery before proceeding to the next step.
|
4. |
CHECK CABIN |
(a) Check that condensation is not likely to occur in the cabin, and that the temperature is not high or extremely low in the cabin.
OK:
Condensation is not likely being produced and the temperature is not high or extremely low.
HINT:
NG | ![]() |
SET CABIN TO APPROPRIATE TEMPERATURE |
|
5. |
CHECK NAVIGATION SYSTEM NORMAL CONDITION |
(a) Refer to Check System Normal Condition (See page
).
Result |
Proceed to |
---|---|
Symptom is not normal operation. |
A |
Symptom is normal operation. |
B |
B | ![]() |
SYMPTOM IS NORMAL OPERATION |
|
6. |
CHECK CAN COMMUNICATION SYSTEM* |
(a) Check for DTC output (See page ).
Result |
Proceed to |
---|---|
CAN DTCs are not output. |
A |
CAN DTCs are output. |
B |
B | ![]() |
GO TO CAN COMMUNICATION SYSTEM |
|
7. |
CHECK FOR DTC |
(a) Refer to DTC Check/Clear (See page ).
Result |
Proceed to |
---|---|
DTCs are output. |
A |
DTCs are not output. |
B |
B | ![]() |
GO TO STEP 11 |
|
8. |
DTC CLEAR |
(a) Refer to DTC Check/Clear (See page ).
HINT:
The present DTCs may not indicate actual malfunctions depending on the vehicle operating conditions.
|
9. |
RECHECK FOR DTC |
(a) Refer to DTC Check/Clear (See page ).
Result |
Proceed to |
---|---|
DTCs are output. |
A |
DTCs are not output. |
B |
HINT:
B | ![]() |
GO TO STEP 11 |
|
10. |
DIAGNOSTIC TROUBLE CODE CHART |
(a) Find the output code in Diagnostic Trouble Code Chart (See page
).
NEXT | ![]() |
GO TO STEP 14 |
11. |
CHECK SD CARD |
(a) Enter the "SD Check" screen. Refer to Check SD card in Operation Check (See
page ).
OK:
"OK" is displayed.
NG | ![]() |
REPLACE SD CARD |
|
12. |
PROBLEM SYMPTOMS TABLE |
(a) Refer to Problem Symptoms Table (See page
).
Result |
Proceed to |
---|---|
Fault is not listed in Problem Symptoms Table. |
A |
Fault is listed in Problem Symptoms Table. |
B |
HINT:
If the symptom does not recur and no DTCs are output, attempt to reproduce the
symptoms (See page ).
B | ![]() |
ADJUST, REPAIR OR REPLACE IN ACCORDANCE WITH PROBLEM SYMPTOMS TABLE |
|
13. |
PERFORM TROUBLESHOOTING BASED ON MALFUNCTION SYMPTOM |
(a) Refer to Terminals of ECU (See page ).
|
14. |
CHECK CIRCUIT |
(a) Adjust, repair or replace as necessary.
|
15. |
RECHECK FOR DTC |
(a) After clearing DTCs, recheck for DTCs (See page
).
|
16. |
PERFORM CONFIRMATION TEST |
NEXT | ![]() |
END |
On-vehicle Inspection
ON-VEHICLE INSPECTION
PROCEDURE
1. INSPECT PARK/NEUTRAL POSITION SWITCH ASSEMBLY
(a) Apply the parking brake and turn the ignition switch on (IG).
(b) Depress the brake pedal and check that the engine starts when the shift lever
is in N or P, but does no ...
IG Power Source Circuit
DESCRIPTION
The main power source is supplied to the air conditioning amplifier assembly
when the ignition switch is turned to ON. The power source is used for operating
the air conditioning amplifier assembly, servo motors, etc.
WIRING DIAGRAM
CAUTIO ...