INSTRUMENTATION/DRIVER INFO.
09-22–14
DTCs and recorded freeze frame data
•
The unit thought to be malfunctioning can be inferred from the content of the freeze frame data.
•
The traveled distance at the time of the DTC and the DTC cleared flag are also recorded in the DTC.
•
To avoid false diagnosis, verify whether the warning lights, meters or gauges are normal using the input/output
check mode.
Warning light illumination request signal from other modules (U2064)
×
: Applicable
•
The freeze frame data will be recorded after the warning light illumination request has continued for
3 s or
more
. However, it will not be recorded under the following situations.
—
Illumination request for a burnt out bulb check is received
—
The instrument cluster power supply voltage is
10 V or less
—
During the period of
twenty seconds
after the instrument cluster power supply voltage goes from
10 V or
less
to
10 V or more
.
—
Engine speed is
500 rpm or less
(Engine warning light and generator warning light only)
•
If several warning light illumination requests are received, they will be recorded in one freeze frame data.
Illuminated warning light
—
Target warning light:
•
Air bag system warning light
•
Generator warning light
•
MIL
•
Oil pressure warning light
•
DSC indicator light
•
ABS warning light
•
Brake system warning light
•
AT warning light
•
AWD warning light
•
Keyless warning light
Meter, gauge control status
—
Target meter, gauge:
•
Speedometer
•
Tachometer
•
Water temperature gauge
Traveled distance after DTC recorded
km
Only the last four digits are recorded
DTC cleared flag
Cleared/Not
cleared
The freeze frame data will not be cleared even if the DTC data
is cleared. If a DTC is cleared, a DTC cleared flag 'Cleared' is
recorded with the corresponding freeze frame data.
Freeze frame data
Unit
Note
Freeze frame data
Warning light illumination request unit
PCM
TCM
DSC/RSC
HU/CM
Keyless
control
module
AWD
control
module
SAS
control
module
Illuminated
warning light
Air bag system warning
light
—
—
—
—
—
×
Generator warning light
×
—
—
—
—
—
MIL
×
—
—
—
—
—
Oil pressure warning light
—
—
—
—
—
—
DSC indicator light
—
—
—
—
—
—
ABS warning light
—
—
×
—
—
—
Brake system warning
light
—
—
×
—
—
—
AT warning light
—
×
—
—
—
—
AWD warning light
—
—
—
—
×
—
Keyless warning light
—
—
—
×
—
—
Meter, gauge
control status
Speedometer
—
—
—
—
—
—
Tachometer
—
—
—
—
—
—
Water temperature gauge
—
—
—
—
—
—
3423-1U-06H(09-22).fm 14 ページ 2006年11月21日 火曜日 午後5時49分
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