DTC Description

DTC DETECTION LOGIC

DTC		M.U.T.-III SE screen terms (Trouble diagnosis content)	DTC detection condition
P0848	00	FLUID PRESS SEN/SW B (Transmission Fluid Pressure Sensor/Switch B Circuit Low)	Diagnosis condition	When all of the following conditions are satisfied: CVT fluid temperature: More than −20°C (−4°F) TCM power supply voltage: More than 11 V Instruction secondary pressure: 5.7 MPa or less
			Signal	—
			Threshold	Secondary pressure sensor voltage: 4.7 V or more
			Diagnosis delay time	5 seconds

POSSIBLE CAUSE

Harness or connector (Secondary pressure sensor circuit is shorted to power supply)
Secondary pressure sensor
Control valve assembly

FAIL-SAFE

Not changed from normal driving

DTC CONFIRMATION PROCEDURE

1.PREPARATION BEFORE WORK

If another "DTC CONFIRMATION PROCEDURE" occurs just before, the ignition switch OFF and wait for at least 10 seconds, then perform the next test.

2.CHECK DTC DETECTION

With M.U.T.-III SE

Start the engine.
Select “Data List” in “TRANSMISSION”.
Select “FLUID TEMP”.
Maintain the following conditions for 10 seconds or more.
FLUID TEMP : More than −20°C (−4°F)
Check the first trip DTC.

With GST

Start the engine and wait for at least 10 seconds.
caution When the ambient temperature is less than −20°C (−4°F) and the engine is cold, warm up the engine for approximately 5 minutes.
Check the first trip DTC.

Is “P0848–00”detected?

Go to Diagnosis ProcedureDTC Diagnosis Procedure

-1To check malfunction symptom before repair: Refer to Intermittent IncidentIntermittent Incident

-2Confirmation after repair: INSPECTION END