CAUTION / NOTICE / HINT
HINT:
PROCEDURE
1. |
VEHICLE BROUGHT TO WORKSHOP |
|
2. |
CUSTOMER PROBLEM ANALYSIS |
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 engine switch was on (IG), whether the engine was running |
How did it happen? |
Problem symptoms* |
If the symptoms occurred immediately after purchase or only recently.
If the symptoms occurred even when the electrical key transmitter sub-assembly was near the vehicle (electrical key antenna).
If the electrical key transmitter sub-assembly is being placed within 1 m (3.28 ft.) of items such as TVs, DVD recorders, induction cookers, rice cookers, dishwashers, modems, cell phones, personal computers, microwave ovens, desk or floor lamps, cordless telephones, etc.
The transmitter battery can be checked using the "Key Low Battery" item in the Data List.
Click here
|
3. |
PRE-CHECK |
(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.
(b) Check the fuses and relays.
(c) Check the connector connections and terminals to make sure that there are no abnormalities such as loose connections, deformation, etc.
|
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 (HOW TO PROCEED WITH TROUBLESHOOTING)
|
|
5. |
INSPECT COMMUNICATION FUNCTION OF LIN COMMUNICATION SYSTEM* |
(a) Using the Techstream, check for LIN communication system DTCs.
Click here
Result |
Proceed to |
---|---|
LIN DTCs are not output |
A |
LIN DTCs are output |
B |
B | ![]() |
GO TO LIN COMMUNICATION SYSTEM (HOW TO PROCEED WITH TROUBLESHOOTING) |
|
6. |
CHECK FOR DTC* |
(a) Check for DTCs and make a note of any codes that are output.
Body Electrical > Power Source Control > Trouble Codes Body Electrical > Smart Key > Trouble Codes Body Electrical > Starting Control > Trouble Codes Powertrain > Engine and ECT > Trouble Codes
Result |
Proceed to |
---|---|
DTCs are not output |
A |
Steering lock system DTCs are output |
B |
Immobiliser system (w/ Smart Key System) DTCs are output |
C |
Smart key system (for Entry Function) DTCs are output |
D |
Smart key system (for Start Function) DTCs are output |
E |
B | ![]() |
GO TO STEERING LOCK SYSTEM |
C | ![]() |
GO TO IMMOBILISER SYSTEM |
D | ![]() |
GO TO SMART KEY SYSTEM (for Entry Function)
|
E | ![]() |
GO TO DIAGNOSTIC TROUBLE CODE CHART |
|
7. |
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 9 |
|
8. |
OVERALL ANALYSIS AND TROUBLESHOOTING* |
(a) Operation Check
Click here
(b) Terminals of ECU
Click here
(c) Data List / Active Test
Click here
|
9. |
REPAIR OR REPLACE |
|
10. |
CHECK FOR DTC* |
(a) Clear the DTCs.
Body Electrical > Power Source Control > Clear DTCs Body Electrical > Smart Key > Clear DTCs Body Electrical > Starting Control > Clear DTCs Powertrain > Engine and ECT > Clear DTCs(b) Check for DTCs.
Body Electrical > Power Source Control > Trouble Codes Body Electrical > Smart Key > Trouble Codes Body Electrical > Starting Control > Trouble Codes Powertrain > Engine and ECT > Trouble Codes
Result |
Proceed to |
---|---|
DTCs are not output |
A |
DTCs are output |
B |
A | ![]() |
END |
B | ![]() |
GO TO DIAGNOSTIC TROUBLE CODE CHART |
Toyota CH-R Service Manual > Smart Key System(for Start Function): Engine/Power Switch Malfunction (B2278)
DESCRIPTION
This DTC is stored when the SSW1 contact signal and SSW2 contact signal, which
are detected when the engine switch is operated, do not match.
DTC No.
Detection Item
DTC Detection Condition
Trouble Area
Note
B2278 ...
Toyota CH-R Service Manual > Headlight Assembly(for Halogen Headlight): Repair
REPAIR
CAUTION / NOTICE / HINT
HINT:
Use the same procedure for the RH side and LH side.
The following procedure is for the LH side.
If the installation area of the headlight assembly is damaged, use a
supply retainer for a low-cost repair.
Ensure that the headlight assemb ...