CAUTION / NOTICE / HINT
HINT:
PROCEDURE
1. |
VEHICLE BROUGHT TO WORKSHOP |
|
2. |
CUSTOMER PROBLEM ANALYSIS CHECK |
HINT:
What |
Vehicle model, system name |
When |
Date, time, occurrence frequency, whether the problem occurred recently or has been occurring for a long time |
Where |
Whether the problem occurs at a specific location |
Under what conditions? |
Whether the doors were locked or unlocked, whether the ignition switch was on, whether the engine has started |
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) Using the Techstream, check for CAN communication system DTCs.
Click here
Result |
Proceed to |
---|---|
CAN DTCs are not output |
A |
CAN DTCs are output |
B |
B | ![]() |
GO TO CAN COMMUNICATION SYSTEM
|
|
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) Terminals of ECU
Click here
(b) Data List / Active Test
Click here
(c) Operation Check
Click here
|
7. |
REPAIR OR REPLACE |
|
8. |
CONFIRMATION TEST |
NEXT | ![]() |
END |
Toyota CH-R Service Manual > Airbag System: Diagnosis System
DIAGNOSIS SYSTEM
CHECK DLC3
(a) Check the DLC3.
Click here
FUNCTION OF SRS WARNING LIGHT
(a) Primary check
(1) Turn the ignition switch off. Wait for at least 2 seconds, then turn the
ignition switch ON. The SRS warning light comes on for approximately 6 seconds and
diagnosis of the airb ...
Toyota CH-R Service Manual > Immobiliser System(w/ Smart Key System): Diagnosis System
DIAGNOSIS SYSTEM
DESCRIPTION
(a) The certification ECU (smart key ECU assembly) and ECM control the vehicle
immobiliser system functions. Immobiliser system data and Diagnostic Trouble Codes
(DTCs) can be read through the vehicle Data Link Connector 3 (DLC3).
In some cases, a malfunction may ...