Diagnosis Procedure
NOTE: If low tire pressure warning lamp repeats blinking ON for 2 seconds and OFF for 0.2 seconds, wake-up operation for all transmitters is not complete.
Carry out transmitter wake-up operation. Refer to WT "Work Procedure".
1.CHECK BCM CONNECTOR
Is the inspection result normal?
YES >> Replace BCM. Refer to BCS "Removal and Installation" or BCS "Removal and Installation".
NO >> Repair or replace damaged parts.
ID REGISTRATION CANNOT BE COMPLETED
Diagnosis Procedure
1.PERFORM ID REGISTRATION OF ALL TRANSMITTERS
Carry out ID registration of all transmitters. Refer to WT "Work Procedure".
Can ID registration of all transmitters be completed?
YES >> Inspection End.
NO >> Refer to BCS "AIR PRESSURE MONITOR : CONSULT Function (BCM - AIR PRESSURE MONITOR)" or BCS "AIR PRESSURE MONITOR : CONSULT Function (BCM - AIR PRESSURE MONITOR)".
NOISE, VIBRATION AND HARSHNESS (NVH) TROUBLESHOOTING
NVH Troubleshooting Chart
Use chart below to find the cause of the symptom. If necessary, repair or replace these parts.

PERIODIC MAINTENANCE
Low tire pressure warning lamp
does not turn offDiagnosis Procedure 1.INSPECT BCM CONNECTOR Turn ignition switch OFF. Disconnect BCM connectors. Check terminals for damage or loose connections. Is the inspection result normal? YES > ...

Inspection ALUMINUM WHEEL Check tires for wear and improper inflation. Check wheels for deformation, cracks and other damage. If deformed, remove wheel and check wheel runout. a. Remove ...
Line pressure test
Work Procedure
INSPECTION
Check the engine oil level. Replenish if necessary. Refer to LU
"Inspection".
Check for CVT fluid leaks. Refer to TM "Inspection".
Drive for about 10 minutes to warm up the vehicle so that the CVT fluid
temperature is 50 to 80C (122 to
...
P0846 Transmission fluid pressure
SEN/SW B
DTC Logic
DTC DETECTION LOGIC
DTC
Trouble diagnosis name
DTC detection condition
Possible causes
P0846
Transmission Fluid Pressure
Sensor/Switch B Circuit
Range/Performance
The detection conditions continuously for 5
seconds or more under the following diagn ...