Toyota Corolla Cross: System Diagram
SYSTEM DIAGRAM
for Driver Seat
for Front Passenger Seat

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SYSTEM DESCRIPTION FRONT SEAT HEATER (a) By operating the seat heater switch, the temperature can be controlled within the range of 30 to 50°C (86 to 122°F).
(b) The seat heater switch indicator l
OPERATION CHECK CHECK THERMOSTAT IN FRONT SEAT CUSHION HEATER ASSEMBLY LH
(a) Remove the front seat cushion heater assembly LH.
for Manual Seat:
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for Power Seat:
Click here
PROBLEM SYMPTOMS TABLE HINT: Use the table below to help determine the cause of problem symptoms. If multiple suspected areas are listed, the potential causes of the symptoms are listed in order of pr
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HOW TO PROCEED WITH TROUBLESHOOTING
OPERATION FLOW
HINT:
Perform troubleshooting in accordance with the procedure below. The following
is an outline of basic troubleshooting procedure. Confirm the troubleshooting procedure
for the circuit you are working on before beginning troubleshooting.
DESCRIPTION
DTC No. Detection Item
DTC Detection Condition Trouble Area
Warning Indicate Test Mode / Check Mode
B001013 Passenger Frontal Stage 1 Deployment Control Circuit Open
One of the following conditions is met:
The airbag ECU assembly detects an