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 |
Removal
REMOVAL
PROCEDURE
1. REMOVE INTAKE MANIFOLD
(See page )
2. REMOVE WIRE HARNESS CLAMP BRACKET
(a) Remove the 2 bolts and wire harness clamp bracket.
3. REMOVE FUEL TUBE SUB-ASSEMBLY
(a) Disconnect the fuel tube sub-assembly from ...
Software Incompatibility with Body Control Module "B" (U1331)
DESCRIPTION
This DTC is stored when the destination information of the main body ECU (multiplex
network body ECU) does not match that of the blind spot monitor sensors.
DTC Code
DTC Detection Condition
Trouble Area
U1331
Destination in ...
Problem Symptoms Table
PROBLEM SYMPTOMS TABLE
NOTICE:
Before replacing the ECM, refer to Registration.
w/ Smart Key System: Click here
w/o Smart Key System: Click here
When the millimeter wave radar sensor assembly is replaced with a new
one, adjustment of the radar sensor beam axis must be ...