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.
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HOMESERVICE MANUALSSCION2007TC BASE, AUTOMATICREPAIR AND DIAGNOSIS (SINGLE PAGE)SUSPENSIONWHEELS & TIRE SYSTEMTIRE & WHEEL
2007 Scion tC Base, Automatic
Tire & Wheel
2007 Scion tC Base, AutomaticSECTION Tire & Wheel
- Tire And Wheel System
- Tire Pressure Warning System
- Precaution
- Parts Location
- System Diagram
- System Description
- How To Proceed With Troubleshooting
- Registration
- Initialization
- Test Mode Procedure
- Problem Symptoms Table
- Terminals Of Ecu
- Diagnosis System
- DTC Check / Clear
- Data List / Active Test
- Diagnostic Trouble Code Chart
- DTC C2111/11 Transmitter ID 1 Operation Stop; DTC C2112/12 Transmitter ID2 Operation Stop; DTC C2113/13 Transmitter ID3 Operation Stop; DTC C2114/14 (Transmitter ID4 Operation Stop
- DTC C2121/21 No Signal from Transmitter ID1 in Main Mode; DTC C2122/22 No Signal from Transmitter ID2 in Main Mode; DTC C2123/23 No Signal from Transmitter ID3 in Main Mode; DTC C2124/24 No Signal from Transmitter ID4 in Main Mode; DTC C2181/81 Transmitter ID1 not Received (Test Mode DTC); DTC C2182/82 Transmitter ID2 not Received (Test Mode DTC); DTC C2183/83 Transmitter ID3 not Received (Test Mode DTC); DTC C2184/84 Transmitter ID4 not Received (Test Mode DTC)
- DTC C2141/41 Transmitter ID1 Error; DTC C2142/42 Transmitter ID2 Error; DTC C2143/43 Transmitter ID3 Error; DTC C2144/44 Transmitter ID4 Error
- DTC C2165/65 Abnormal Temperature Inside ID1 Tire; DTC C2166/66 Abnormal Temperature Inside ID2 Tire; DTC C2167/67 Abnormal Temperature Inside ID3 Tire; DTC C2168/68 Abnormal Temperature Inside ID4 Tire
- DTC C2171/71 Transmitter ID not Registered
- DTC C2176/76 Receiver Error
- DTC C2177/77 [initialization not Completed
- DTC C2191/91 [Vehicle Speed Signal Error (Test Mode DTC)
- Tire Pressure Warning Reset Switch Circuit
- Tire Pressure Warning Light Circuit
- ECU Power Source Circuit
- TC and CG Terminal Circuit
- Tire Pressure Warning Receiver
- Tire Pressure Warning Valve And Transmitter
- Tire Pressure Warning Ecu
- Tire Pressure Warning Reset Switch
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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.