DESCRIPTION
WIRING DIAGRAM
Refer to "System Diagram".
Click here
CAUTION / NOTICE / HINT
NOTICE:
If the transponder key ECU assembly or key is replaced, refer to Registration.
Click here
PROCEDURE
1. |
CLEAR DTC |
(a) Clear the DTCs.
Powertrain > Engine and ECT > Clear DTCs
|
2. |
CHECK FOR DTC |
(a) Check for DTCs.
Body Electrical > Immobiliser > Trouble Codes Powertrain > Engine and ECT > Trouble CodesHINT:
Before checking for DTCs, perform the "DTC Output Confirmation Operation" procedure.
Result |
Proceed to |
---|---|
DTCs are not output |
A |
DTCs are output |
B |
B | ![]() |
GO TO DIAGNOSTIC TROUBLE CODE CHART |
|
3. |
READ VALUE USING TECHSTREAM (IMMOBILISER FUEL CUT) |
(a) Connect the Techstream to the DLC3.
(b) Turn the ignition switch to ON.
(c) Turn the Techstream on.
(d) Enter the following menus: Body Electrical / Engine / Data List.
(e) Read the Data List according to the display on the Techstream.
Powertrain > Engine and ECT > Data List
Tester Display |
Measurement Item |
Range |
Normal Condition |
Diagnostic Note |
---|---|---|---|---|
Immobiliser Fuel Cut |
Status of immobiliser system fuel cut |
OFF/ON |
- |
- |
Tester Display |
---|
Immobiliser Fuel Cut |
OK:
OFF is displayed after the engine is started.
Result |
Proceed to |
---|---|
OK (w/o Canister Pump Module) |
A |
OK (w/ Canister Pump Module) |
B |
NG |
C |
A | ![]() |
GO TO SFI SYSTEM |
B | ![]() |
GO TO SFI SYSTEM |
|
4. |
CHECK SECURITY INDICATOR LIGHT OPERATION |
(a) Check that the security indicator light turns off when a registered key is inserted into the ignition key cylinder.
OK:
Security indicator light turns OFF.
OK | ![]() |
GO TO ENGINE DOES NOT START BUT INITIAL COMBUSTION OCCURS |
|
5. |
CHECK SECURITY INDICATOR LIGHT OPERATION |
(a) Check that the security indicator light turns off when another registered key is inserted into the ignition key cylinder.
OK:
Security indicator light turns OFF.
NG | ![]() |
GO TO STEP 7 |
|
6. |
CHECK WHETHER ENGINE STARTS |
(a) Using another registered key, turn the ignition switch to ON.
(b) Check that the engine starts 5 seconds after the ignition switch was turned to ON.
OK:
Engine starts normally.
Result |
Proceed to |
---|---|
Engine can be started |
A |
Engine cannot be started |
B |
A | ![]() |
GO TO STEP 11 |
B | ![]() |
GO TO ENGINE DOES NOT START BUT INITIAL COMBUSTION OCCURS |
7. |
REPLACE TRANSPONDER KEY COIL |
(a) Replace the transponder key coil.
Click here
|
8. |
CHECK WHETHER ENGINE STARTS |
(a) Using a registered key, turn the ignition switch to ON.
(b) Check that the engine starts 5 seconds after the ignition switch was turned to ON.
OK:
Engine starts normally.
Result |
Proceed to |
---|---|
Engine can be started |
A |
Engine cannot be started |
B |
A | ![]() |
END (TRANSPONDER KEY COIL WAS DEFECTIVE) |
|
9. |
REPLACE TRANSPONDER KEY ECU ASSEMBLY |
(a) Replace the transponder key ECU assembly with a new one.
Click here
HINT:
Refer to Registration.
Click here
NOTICE:
Key ID code registration is necessary when replacing the transponder key ECU assembly.
Click here
|
10. |
CHECK WHETHER ENGINE STARTS |
(a) Using a registered key, turn the ignition switch to ON.
(b) Check that the engine starts 5 seconds after the ignition switch was turned to ON.
OK:
Engine starts normally.
Result |
Proceed to |
---|---|
Engine can be started |
A |
Engine cannot be started |
B |
A | ![]() |
END (TRANSPONDER KEY ECU ASSEMBLY WAS DEFECTIVE) |
|
11. |
REPLACE KEY |
(a) Replace the key.
NOTICE:
Key ID code registration is necessary when replacing the key.
Click here
|
12. |
CHECK WHETHER ENGINE STARTS |
(a) Using a registered key, turn the ignition switch to ON.
(b) Check that the engine starts 5 seconds after the ignition switch was turned to ON.
OK:
Engine starts normally.
Result |
Proceed to |
---|---|
Engine can be started |
A |
Engine cannot be started (w/o Canister Pump Module) |
B |
Engine cannot be started (w/ Canister Pump Module) |
C |
A | ![]() |
END (KEY WAS DEFECTIVE) |
B | ![]() |
GO TO SFI SYSTEM |
C | ![]() |
GO TO SFI SYSTEM |
Toyota CH-R Service Manual > Audio And Visual System(for Radio And Display Type): Mute Signal Circuit between Radio Receiver and Telematics Transceiver
DESCRIPTION
The telematics transceiver sends a mute signal to the radio and display receiver
assembly.
The radio and display receiver assembly controls the volume according to the
mute signal from the telematics transceiver.
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
Depending on the ...
Toyota CH-R Service Manual > Audio And Visual System(for Radio And Display Type): Illumination for Panel Switch does not Come on with Tail Switch ON
CAUTION / NOTICE / HINT
NOTICE:
Depending on the parts that are replaced during vehicle inspection or
maintenance, performing initialization, registration or calibration may
be needed. Refer to Precaution for Audio and Visual System.
Click here
When replacing the ...