DESCRIPTION
Output to the front seat cushion heater assembly LH temperature sensor stops if one of the following occurs: 1) the temperature sensor is open or shorted; or 2) the temperature sensor is damaged and its output value does not change.
DTC Code |
DTC Detection Condition |
Trouble Area |
---|---|---|
B14C1 |
Seat heater temperature sensor malfunction |
|
WIRING DIAGRAM
PROCEDURE
1. |
CLEAR DTC |
(a) Clear the DTCs (See page ).
|
2. |
CHECK FOR DTC |
(a) Check for DTCs (See page ).
OK:
DTC B14C1 is not output.
OK | ![]() |
USE SIMULATION METHOD TO CHECK |
|
3. |
READ VALUE USING TECHSTREAM |
(a) Connect the Techstream to the DLC3.
(b) Turn the ignition switch to ON.
(c) Turn the Techstream on.
(d) Enter the following menus: Body Electrical / Air Conditioner / Data List.
(e) Check the value(s) by referring to the table below.
Air Conditioner:
Tester Display |
Measurement Item/Range |
Normal Condition |
Diagnostic Note |
---|---|---|---|
FL Seat Heater Temperature |
Front seat LH side seat heater temperature / min: -29.7°C or max: 59.55°C |
Within range from 36 to 42.2°C (96 to 108°F) |
Front seat heater is on |
OK:
The display is as specified in the normal condition column.
Result
Result |
Proceed to |
---|---|
NG |
A |
OK |
B |
B | ![]() |
REPLACE AIR CONDITIONING AMPLIFIER ASSEMBLY |
|
4. |
INSPECT FRONT SEAT CUSHION HEATER ASSEMBLY LH |
(a) Remove the front seat cushion heater assembly LH (See page
).
(b) Inspect the front seat cushion heater assembly LH (See page
).
NG | ![]() |
REPLACE FRONT SEAT CUSHION HEATER ASSEMBLY LH |
|
5. |
CHECK HARNESS AND CONNECTOR (AIR CONDITIONING AMPLIFIER ASSEMBLY - FRONT SEAT CUSHION HEATER ASSEMBLY LH) |
(a) Disconnect the A35 and A36 air conditioning amplifier assembly connector.
(b) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
A36-32 (TSL) - S40-2 (TH) |
Always |
Below 1 Ω |
A35-15 (SG-2) - S40-6 (E) |
Always |
Below 1 Ω |
A36-32 (TSL) - Body ground |
Always |
10 kΩ or higher |
A35-15 (SG-2) - Body ground |
Always |
10 kΩ or higher |
OK | ![]() |
REPLACE AIR CONDITIONING AMPLIFIER ASSEMBLY |
NG | ![]() |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
System Description
SYSTEM DESCRIPTION
1. POWER WINDOW CONTROL SYSTEM DESCRIPTION
(a) The power window control system controls the power window operation using
the power window regulator motors. The main controls of this system are the power
window regulator master switch assembly (mounted on the driver door), po ...
Occupant Classification ECU Malfunction (B1795)
DESCRIPTION
DTC B1795 is set when a malfunction is detected in the occupant detection ECU.
Troubleshoot DTC B1771 first when both DTCs B1771 and B1795 are present.
DTC No.
DTC Detections Conditions
Trouble Areas
B1795
Occupant detection ...
Noise Filter(for 2gr-fks)
Components
COMPONENTS
ILLUSTRATION
Removal
REMOVAL
PROCEDURE
1. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL
2. REMOVE V-BANK COVER
(See page )
3. REMOVE AIR CLEANER ASSEMBLY
(See page )
4. REMOVE RADIO SETTING CONDENSER
(a) Disconnect the connector.
(b) Remove the tape an ...