Component Function Check
1.CHECK THE ILLUMINATION OF THE LOW TIRE PRESSURE WARNING LAMP
Check that the low tire pressure warning lamp is turned OFF after illuminating for approximately 1 second, when the ignition switch is turned ON.
Is the inspection result normal?
YES >> Inspection End.
NO >> Perform trouble diagnosis. Refer to WT "Diagnosis Procedure".
Diagnosis Procedure
1.PERFORM SELF DIAGNOSTIC RESULT
With CONSULT
Are any DTCs detected?
YES >> Refer to BCS "DTC Index" or BCS "DTC Index".
NO >> GO TO 3.
2.CHECK LOW TIRE PRESSURE WARNING LAMP SIGNAL
With CONSULT
Is the inspection result normal?
YES >> Check the combination meter. Refer to MWI, "CONSULT Function" (type B) or MWI "CONSULT Function" (type A).
NO >> Replace the BCM. Refer to BCS "Removal and Installation" or BCS "Removal and Installation".
Shift position indicator circuit
Component Parts Function Inspection
1.CHECK SHIFT POSITION INDICATOR
Start the engine.
Shift the selector lever.
Check that the selector lever position and the shift position indicator
on the combination meter are identical.
Is the inspection result normal?
YES >> INSPECTION ...
P2858 Clutch B pressure
DTC Logic
DTC DETECTION LOGIC
DTC
Trouble diagnosis name
DTC detection condition
Possible causes
P2858
Clutch B pressure engagement
performance
The auxiliary gearbox gear ratio is 2.232 or
more for the auxiliary gearbox 2GR ratio continuously
for 5 seconds ...