DESCRIPTION
DTC No. |
Detection Item |
DTC Detection Condition |
Trouble Area |
Note |
---|---|---|---|---|
B2793 |
Transponder Chip Malfunction |
A transponder chip malfunction (1 trip detection logic*). |
|
|
B2794 |
Unmatched Encryption Code |
A key with an incomplete key ID code is inserted into the ignition key cylinder (1 trip detection logic*). |
|
|
B2797 |
Communication Malfunction No. 1 |
A key with a BCC malfunction is inserted into the ignition key cylinder (1 trip detection logic*). |
|
|
B2798 |
Communication Malfunction No. 2 |
Key ID code identification cannot be completed within the specified time (1 trip detection logic*). |
|
|
Vehicle Condition when Malfunction Detected |
Fail-safe Operation when Malfunction Detected |
---|---|
Engine cannot be started |
- |
DTC No. |
Data List and Active Test |
---|---|
B2793 |
- |
B2794 |
- |
B2797 |
- |
B2798 |
- |
CAUTION / NOTICE / HINT
NOTICE:
Click here
PROCEDURE
1. |
CLEAR DTC |
(a) Clear the DTCs.
Body Electrical > Immobiliser > Clear DTCs
|
2. |
CHECK FOR DTC |
(a) Insert and remove each registered key one at a time, and check for DTCs each time.
Body Electrical > Immobiliser > Trouble CodesHINT:
OK:
DTC B2793, B2974, B2797 and B2798 is not output.
Result |
Proceed to |
---|---|
DTCs are not output |
A |
DTCs are output for all of the keys |
B |
DTCs are output for any of the keys |
C |
A |
USE SIMULATION METHOD TO CHECK |
C |
REPLACE KEY THAT DTC IS OUTPUT |
|
3. |
CHECK CONNECTION OF CONNECTOR |
(a) Check that the connectors are properly connected to the transponder key coil.
(b) Check that the engine starts with the key.
OK:
Engine starts.
OK |
END (CONNECTOR WAS NOT CONNECTED PROPERLY) |
|
4. |
REPLACE TRANSPONDER KEY COIL |
(a) Replace the transponder key coil.
Click here
(b) Check that the engine starts with the key.
OK:
Engine starts.
OK |
END (TRANSPONDER KEY COIL WAS DEFECTIVE) |
NG |
REPLACE TRANSPONDER KEY ECU ASSEMBLY |
Toyota CH-R Service Manual > Front Drive Shaft Assembly: Inspection
INSPECTION
PROCEDURE
1. INSPECT FRONT DRIVE SHAFT ASSEMBLY
(a) Check that there is no excessive play in the radial direction of
the outboard joint.
(b) Check that the inboard joint slides smoothly in the thrust direction.
(c) Check ...
Toyota CH-R Service Manual > Lighting System: Turn Signal Switch Circuit
DESCRIPTION
The combination meter assembly receives the turn signal switch information and
controls the turn signal lights.
WIRING DIAGRAM
PROCEDURE
1.
READ VALUE USING TECHSTREAM
(a) Connect the Techstream to the DLC3.
(b) Turn the ignition switch to ON.
( ...