INSPECTION
PROCEDURE
1. INSPECT STEERING PAD SWITCH ASSEMBLY
(a) Measure the resistance according to the value(s) in the table below.
*A |
w/ Lane Departure Alert System |
*B |
w/ Voice Switch |
*C |
w/ Microphone |
- |
- |
*a |
Component without harness connected (Steering Pad Switch Assembly) |
*b |
Seek+ |
*c |
Seek- |
*d |
Volume+ |
*e |
Volume- |
*f |
MODE |
*g |
Voice |
*h |
Off Hook |
*i |
On Hook |
*j |
Up |
*k |
Down |
*l |
Left |
*m |
Right |
*n |
Enter |
*o |
Back |
*p |
Distance Control |
*q |
TRIP |
*r |
Lane Departure Alert |
Standard Resistance:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
z1-11 (AU1) - z1-8 (EAU) |
No switch pushed |
95 to 105 kΩ |
Seek+ switch pushed |
Below 2.5 Ω |
|
Seek- switch pushed |
313 to 345 Ω |
|
Volume+ switch pushed |
950 to 1050 Ω |
|
Volume- switch pushed |
2955 to 3265 Ω |
|
z1-10 (AU2) - z1-8 (EAU) |
No switch pushed |
95 to 105 kΩ |
MODE switch pushed |
Below 2.5 Ω |
|
On hook switch pushed*1 |
313 to 345 Ω |
|
Off hook switch pushed*1 |
950 to 1050 Ω |
|
Voice switch pushed*2 |
2955 to 3265 Ω |
|
z1-3 (+DP2) - z1-8 (EAU) |
No switch pushed |
95 to 105 kΩ |
Left switch pushed |
Below 2.5 Ω |
|
Up switch pushed |
313 to 345 Ω |
|
Down switch pushed |
950 to 1050 Ω |
|
Right switch pushed |
2955 to 3265 Ω |
|
z1-2 (+DP) - z1-8 (EAU) |
No switch pushed |
95 to 105 kΩ |
Enter switch pushed |
Below 2.5 Ω |
|
TRIP switch pushed |
313 to 345 Ω |
|
Back switch pushed |
950 to 1050 Ω |
|
z1-4 (DIST) - z1-7 (ECC)*3 |
No switch pushed |
1 MΩ or higher |
Distance control switch pushed |
Below 2.5 Ω |
|
Lane departure alert switch pushed |
228 to 252 Ω |
|
z1-1 (HO) - A-1(HO) |
Always |
Below 2.5 Ω |
If the result is not as specified, replace the steering pad switch assembly.
(b) Check that the illumination illuminates. (1) Apply battery voltage between the terminals of the switch, and check the illumination condition of the steering pad switch assembly. Standard:
If the result is not as specified, replace the steering pad switch assembly. |
|
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DESCRIPTION
The headlight ECU sub-assembly LH stores this DTC if initialization has not been
performed after the ECU was replaced.
DTC No.
Detection Item
DTC Detection Condition
Trouble Area
Note
B2450
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Toyota CH-R Service Manual > Key Reminder Warning System: Operation Check
OPERATION CHECK
CHECK FUNCTION
(a) Check that the key reminder warning buzzer sounds.
(1) With the driver door closed, insert the key into the ignition key cylinder
and then make sure that the ignition switch is off or ACC.
(2) Check that the buzzer sounds intermittently if the driver door is ...