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Home >> Toyota >> 2007 >> Tundra 2WD V8-4.7L (2UZ-FE) >> Repair and Diagnosis >> Body and Frame >> Seats >> Seat Temperature Control Module >> Testing and Inspection
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Seat Temperature Control Module: Testing and Inspection

Seat Heater Control (w/ Seat Heater System)

ON-VEHICLE INSPECTION

1. INSPECT SEAT HEATER CONTROL SUB-ASSEMBLY LH
a. Disconnect the Z11 connector.
b. Measure the resistance according to the value(s) in the table below.









If the result is not as specified, there may be a malfunction on the wire harness side,

c. Measure the voltage according to the value(s) in the table below.






If the result is not as specified, there may be a malfunction on the wire harness side.

d. Connect the Z11 connector.
e. Measure the voltage according to the value(s) in the table below.









If the result is not as specified, the seat heater control may have a malfunction.

2. INSPECT SEAT HEATER CONTROL SUB-ASSEMBLY RH
a. Disconnect the Y8 connector.
b. Measure the resistance according to the value(s) in the table below.









If the result is not as specified, there may be a malfunction on the wire harness side,

c. Measure the voltage according to the value(s) in the table below.






If the result is not as specified, there may be a malfunction on the wire harness side.

d. Connect the Y8 connector.
e. Measure the voltage according to the value(s) in the table below.









If the result is not as specified, the seat heater control may have a malfunction.
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