Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
Seat Heater Test: Test
How to use this service information .
- SRS components are located in this area. Before doing repairs or service:
NOTICE:Â
When working with a vehicle equipped with the electronic air suspension, be sure to set it to the leveling off mode to prevent unexpected operation. Refer to the Electronic Air Suspension System Service Precautions - Refer to: Electronic Air Suspension System Connector Fitting Precautions or Electronic Air Suspension System Service Precautions for the procedure.
Driver'sÂ
- Driver's Seat-Back Heater Test
PreconditionsÂ
Procedure/SpecificationsÂ
- Check for continuity between the terminals according to the table. There should be continuity.
Test TerminalsÂ
Driver's Seat-Back Heater Connector No. 1 - No. 2 ResultÂ
- If the result is not as specified, replace the driver's seat-back heater .
- Driver's Seat Cushion Heater Test
PreconditionsÂ
Procedure/SpecificationsÂ
- Check for continuity between the terminals according to the table. There should be continuity.
Test TerminalsÂ
Driver's Seat Cushion Heater Connector No. 1 - No. 4 No. 1 - No. 5 No. 2 - No. 3 ResultÂ
- If the result is not as specified, replace the driver's seat cushion heater .
Front Passenger'sÂ
- Front Passenger's Seat-Back Heater Test
PreconditionsÂ
Procedure/SpecificationsÂ
- Check for continuity between the terminals according to the table. There should be continuity.
Test TerminalsÂ
Front Passenger's Seat-Back Heater Connector No. 1 - No. 2 ResultÂ
- If the result is not as specified, replace the front passenger seat-back heater .
- Front Passenger's Seat Cushion Heater Test
PreconditionsÂ
Procedure/SpecificationsÂ
- Check for continuity between the terminals according to the table. There should be continuity.
Test TerminalsÂ
Front Passenger's Seat Cushion Heater Connector No. 1 - No. 4 No. 1 - No. 5 No. 2 - No. 3 ResultÂ
- If the result is not as specified, replace the front passenger's seat cushion heater .
Second RowÂ
- Second Row Seat Heater - Test
PreconditionsÂ
Figure 1Â
Figure 2Â
Procedure/SpecificationsÂ
- Check for continuity between the terminals according to the table. There should be continuity. (Figure 1 and 2)
Test Terminals (Figure 1)Â
Second Row Seat Cushion Heater Connector No. 1 - No. 4 No. 2 - No. 3 Test Terminals (Figure 2)Â
Second Row Seat-Back Heater Connector No. 1 - No. 2 No. 1 - No. 3 ResultÂ
- If the result is not as specified, replace the second row seat cushion heater or replace the second row seat-back heater .
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.