Description
Provides cooling and heat for the seat cushion.
Component Function Check
1.CHECK SEAT CUSHION THERMAL ELECTRIC DEVICE FUNCTION
Diagnosis Procedure
Regarding Wiring Diagram information, refer to SE-44, "Wiring Diagram".
1.CHECK SEAT CUSHION THERMAL ELECTRIC DEVICE
Perform thermal electric device component inspection for the seat cushion. Refer to SE-16, "Component Inspection (Thermal Electric Device)".
2.CHECK SEAT CUSHION THERMAL ELECTRIC DEVICE CIRCUITS
4. Check continuity between seat cushion thermal electric device connector B219 (A) terminals 1, 2 and ground.
3.CHECK SEAT CUSHION THERMAL ELECTRIC DEVICE SENSOR CIRCUITS
3. Check continuity between seat cushion thermal electric device connector B219 (A) terminals 3, 4 and ground.
Component Inspection (Thermal Electric Device)
1.CHECK THERMAL ELECTRIC DEVICE
NOTE:
The resistance value in the table below will change under any of the following conditions:
2.CHECK THERMAL ELECTRIC DEVICE SENSOR
Measure the resistance of the thermal electric device sensor between terminals 3 and 4.
Mechanical system
Cross-Sectional View
Converter housing
Oil pump
Forward clutch
Reverse brake
Planetary carrier
Primary pulley
Steel belt
Sun gear
Side cover
Internal gear
Secondary pulley
Final gear
D ...
Driver seat control unit
Reference Value
VALUES ON THE DIAGNOSIS TOOL
CONSULT MONITOR ITEM
*: The value at the position attained when the battery is connected is
regarded as 32768.
TERMINAL LAYOUT
PHYSICAL VALUES
Fail Safe
The fail-safe mode may be activated if the following symptoms are observed.
...
ECU diagnosis information
POWER STEERING CONTROL UNIT
Reference Value
TERMINA LAYOUT
PHYSICAL VALUES
CAUTION: When using circuit tester or oscilloscope to
measure voltage for inspection, be sure not to extend forcibly any connector
terminals.
Fail Saf
EPS system
EPS system enters the fail-safe mode (that al ...