DTC Logic
NOTE: The Signal Tech II Tool [- (J-50190)] can be used to perform the following functions. Refer to the Signal Tech II User Guide for additional information.
DTC DETECTION LOGIC
DTC |
Display Item |
Malfunction Detected Condition |
Possible Cause |
C1704 | LOW PRESSURE FL | Front LH tire pressure drops to 187.5 kPa (26.5 psi) or less. |
|
C1705 | LOW PRESSURE FR | Front RH tire pressure drops to 187.5 kPa (26.5 psi) or less. | |
C1706 | LOW PRESSURE RR | Rear RH tire pressure drops to 187.5 kPa (26.5 psi) or less. | |
C1707 | LOW PRESSURE RL | Rear LH tire pressure drops to 187.5 kPa (26.5 psi) or less. |
DTC CONFIRMATION PROCEDURE
1.PERFORM SELF DIAGNOSTIC RESULT
With CONSULT
Is DTC C1704, C1705, C1706, or C1707 detected? YES >> Proceed to WT-24, "Diagnosis Procedure".
NO >> Inspection End.
Diagnosis Procedure
NOTE: The Signal Tech II Tool [- (J-50190)] can be used to perform the following functions. Refer to the Signal Tech II User Guide for additional information.
1.TIRE PRESSURE SENSOR ID REGISTRATION
Perform tire pressure sensor ID registration. Refer to WT-21, "Work Procedure".
Can the tire pressure sensor ID registration be completed? YES >> GO TO 2.
NO >> Replace applicable tire pressure sensor. Refer to WT-61, "Removal and Installation".
2.CHECK TIRE PRESSURE
Check the air pressure of all wheels. Refer to WT-65, "Tire Air Pressure".
Is the inspection result normal?
YES >> Perform DTC CONFIRMATION PROCEDURE again. Refer to WT-24, "DTC Logic".
NO >> GO TO 3.
3.CHECK TIRE PRESSURE SIGNAL
With CONSULT
Monitor item |
Displayed value |
AIR PRESS FL | Approximately equal to value indicated on tire gauge for front LH tire |
AIR PRESS FR | Approximately equal to value indicated on tire gauge for front RH tire |
AIR PRESS RR | Approximately equal to value indicated on tire gauge for rear RH tire |
AIR PRESS RL | Approximately equal to value indicated on tire gauge for rear LH tire |
Is the inspection result normal? YES >> Inspection End.
NO >> Repair or replace malfunctioning components.
Basic inspection
DIAGNOSIS AND REPAIR WORK FLOW
Work Flow
OVERALL SEQUENCE
DETAILED FLOW
1.GET INFORMATION FOR SYMPTOM
Get detailed information from the customer about the symptom (the
condition and the environment when
the incident/malfunction occurs).
Check operation condition of the ...
Precaution
Precaution for Supplemental Restraint System (SRS) "AIR BAG" and "SEAT
BELT
PRE-TENSIONER"
The Supplemental Restraint System such as “AIR BAG” and “SEAT BELT PRE-TENSIONER”,
used along
with a front seat belt, helps to reduce the risk or severity of injury to the
...
ECU diagnosis information
A/C AUTO AMP.
Reference Value
VALUES ON THE DIAGNOSIS TOOL
TERMINAL LAYOUT
PHYSICAL VALUES
DTC Inspection Priority Chart
If some DTCs are displayed at the same time, perform inspections one by one
based on the following priority
chart.
Priority
Det ...