TROUBLE SYMPTOM CHART


Trouble symptom
Inspection procedure number
Reference page
Cannot communicate with KOS-ECU using the M.U.T.-III
1

Abnormality in KOS-ECU power supply and earth circuits
2

Keyless operation warning display does not disappear.
3

IG knob will not turn (keyless operation is not recognised).
4

The engine will not start with KOS (IG knob operates normally).
5

No door will be locked or unlocked by operating a lock switch on any door, or by touching the unlock sensor.
6

Driver’s door lock switch does not work. <LH drive vehicles>
7

Driver’s door lock switch does not work. <RH drive vehicles>

Driver’s door unlock sensor does not work. <LH drive vehicles>
8

Driver’s door unlock sensor does not work. <RH drive vehicles>

Front passenger’s door lock switch does not work. <LH drive vehicles>
9

Front passenger’s door lock switch does not work. <RH drive vehicles>

Front passenger’s door unlock sensor does not work. <LH drive vehicles>
10

Front passenger’s door unlock sensor does not work. <RH drive vehicles>

Lock switch (tailgate) does not work.
11

Tailgate lock release handle does not work.
12

Keyless entry system does not work.
13

Auto lock function does not work.
14

KOS timer lock function does not work.
15

Multimode keyless entry system function does not work at all.
16

Keyless entry system hazard answerback function or the room lamp answerback function does not work normally.
17

The power windows do not work normally by means of the multimode keyless entry function.
18

Outer buzzer does not sound.
19