CAUTION / NOTICE / HINT
HINT:
*: Use the Techstream.
PROCEDURE
1. |
VEHICLE BROUGHT TO WORKSHOP |
|
2. |
CUSTOMER PROBLEM ANALYSIS CHECK |
HINT:
What |
Vehicle model, system name |
When |
Date, time, occurrence frequency |
Where |
Road conditions |
Under what conditions? |
Running 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
If the voltage is below 11 V, recharge or replace the battery before proceeding to the next step.
|
4. |
INSPECT COMMUNICATION FUNCTION OF CAN COMMUNICATION SYSTEM* |
(a) Check if CAN communication DTCs are output.
Click here
Result |
Proceed to |
---|---|
CAN communication DTCs are not output |
A |
CAN communication DTCs are output |
B |
B |
GO TO CAN COMMUNICATION SYSTEM |
|
5. |
CHECK FOR DTC* |
HINT:
Refer to DTC Check / Clear.
Click here
Result |
Proceed to |
---|---|
DTCs are not output |
A |
DTCs are output |
B |
B |
GO TO DTC CHART |
|
6. |
REFER TO PROBLEM SYMPTOMS TABLE |
HINT:
Refer to Problem Symptoms Table.
Click here
Result |
Proceed to |
---|---|
Malfunctioning parts are not confirmed |
A |
Malfunctioning parts are confirmed |
B |
B |
GO TO STEP 12 |
|
7. |
OVERALL ANALYSIS AND TROUBLESHOOTING* |
HINT:
Refer to Data List / Active Test.
Click here
Result |
Proceed to |
---|---|
Malfunctioning parts are not confirmed |
A |
Malfunctioning parts are confirmed |
B |
B |
GO TO STEP 12 |
|
8. |
CHECK ECM CIRCUIT |
HINT:
Refer to Terminals of ECM.
Click here
NG |
GO TO STEP 12 |
|
9. |
CHECK FOR INTERMITTENT PROBLEMS |
HINT:
Refer to Symptom Simulation.
Click here
|
10. |
CONDUCT PARTS INSPECTION |
|
11. |
IDENTIFY PROBLEM |
|
12. |
ADJUST AND/OR REPAIR |
|
13. |
CONDUCT CONFIRMATION TEST |
NEXT |
END |
AV Signal Stoppage (Low Battery Voltage) (B158F)
DESCRIPTION
This DTC is stored when a video or audio signal is interrupted due to battery
voltage input to the radio and display receiver assembly dropping temporarily.
DTC Code
DTC Detection Condition
Trouble Area
B158F
A video or aud ...
Precaution
PRECAUTION
1. EXPRESSIONS OF IGNITION SWITCH
(a) The type of ignition switch used on this model differs according to the specifications
of the vehicle. The expressions listed in the table below are used in this section.
Expression
Ignition Switch (Position)
Engi ...
Open or Short in Master Cylinder Pressure Sensor (C1421,C1423,C1424,C142A,C1449)
DESCRIPTION
DTC No.
Detection Item
DTC Detection Condition
Trouble Area
C1421
Open or Short in Master Cylinder Pressure Sensor
Any of the following is detected:
When voltage at terminal +BS is 9.5 V or ...