LAN(diag)-77
General Diagnostic Table
LAN SYSTEM (DIAGNOSTICS)
13.General Diagnostic Table
A: INSPECTION
Item
Operation
Specifications
Note
YES
NO
Diagnostic code
DTC is not displayed when inspect-
ing all DTCs.
System is normal.
Perform the diag-
nosis according to
DTC.
—
Engine coolant
temperature
Engine coolant temperature gauge
displays correctly without engine
coolant temperature warning light
illuminating/blinking.
System is normal.
Refer to the follow-
ing to check.
• Engine cooling
system
• LAN system
If two data values are dif-
ferent when display the
current data of ECM and
body integrated unit, it is
possible that driving sys-
tem CAN is malfunction.
Remaining fuel
level
Fuel gauge displays correctly. Fuel
level warning light does not remain
illuminated.
System is normal.
Refer to the follow-
ing to check.
• Combination
meter system
• LAN system
If the values of “Fuel level
resistance” and “Fuel level
resistance 2” are different
when display the current
data of body integrated
unit, it is possible that
body integrated unit is
malfunction.
EBD warning light
ABS warning light
VDC warning light
Hill start assist
warning light
EBD warning light/ABS warning
light/VDC warning light/Hill start
assist warning light are free from
ON/OFF all the time.
System is normal.
Refer to the follow-
ing to check.
• VDC (diagnos-
tics)
• Parking brake
• Combination
meter system
• LAN system
—
Clearance light
Low beam
High beam
Clearance light/low beam/high
beam illuminate correctly by switch
operation. Indicator in the meter illu-
minates when clearance light/high
beam are illuminating.
System is normal.
Refer to the follow-
ing to check.
• Lighting system
• Combination
meter system
• LAN system
—
Fog light
Fog light illuminates correctly by
switch operation. Indicator in the
meter illuminates when each fog
light is illuminating.
System is normal.
Refer to the follow-
ing to check.
• Lighting system
• Combination
meter system
• LAN system
—
DRL
DRL operates correctly.
System is normal.
Refer to the follow-
ing to check.
• Lighting system
• LAN system
—
Key warning switch
alarm
Alarm sounds when drivers door is
open with the key inserted.
System is normal.
Refer to the follow-
ing to check.
• Combination
meter system
• LAN system
—