Alarm and Indication System
T-19
Check sequence
Attention: When checking more than two DTCs, the check shall be operated as per the priority listed in the
following table:
Check priority
Position of ignition
switch
Check of code
1
ON
22, 24
2
01, 04, 05, 07, 08, 09, 10, 11, 12, 13, 14, 15, 16, 17, 18,
20 ,21, 23, 25, 26, 27, 29, 40, 41, 42
3 LOCK 31
Check of diagnostic trouble code
DTC 01 Buckle switch Signal On/Off
Combination instrument connectors
Harness side connector
(Viewed from the harness side)
XMET18W016
Diagnostic program
Steps Check Display Measures
1
Unfasten the driver-side
safety belt (buckle
switch On)
Go to the next step.
Measure the voltage of combination
instrument terminal 1P
Is the voltage equal to 0V?
l If this value is satisfied, replace the
combination instrument;
l If this value is unsatisfied, check the
following parts.
— Buckle switch
— Harness (buckle switch -
Combination instrument)
2
Fasten the driver-side
safety belt
(Buckle switch Off)
Measure the voltage of combination
instrument terminal 1P.
Is the voltage equal to B+?
l If this value is satisfied, replace the
combination instrument.
l If this value is unsatisfied, check the
following parts.
— Buckle switch
— Harness(buckle switch - combination
instrument)
Is the signal input of combination instrument
normal?
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