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 MANUALSTOYOTA2004MATRIX XR, FWD, STANDARDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 692 (AIR CONDITIONING SYSTEM DIAGNOSTICS)DIAGNOSTIC TROUBLE CODE TABLE
2004 Toyota Matrix XR, FWD, Standard
Diagnostic Trouble Code Table
2004 Toyota Matrix XR, FWD, StandardSECTION Diagnostic Trouble Code Table
WARNING: This page is about a different car, the 2004 Toyota Camry Solara. However, it is still accessible from the selected car via links, so may be relevant.
If a malfunction code is displayed during the DTC check (sensor check), check the circuit listed for the code in DIAGNOSTIC TROUBLE CODES (DTC) LIST (proceed to the page given for that circuit).
DIAGNOSTIC TROUBLE CODES (DTC) LIST
| DTC | Description |
|---|---|
| DTC 11 | ROOM TEMPERATURE SENSOR CIRCUIT |
| DTC 12 | AMBIENT TEMPERATURE SENSOR CIRCUIT |
| DTC 13 | EVAPORATOR TEMPERATURE SENSOR CIRCUIT |
| DTC 14 | ENGINE COOLANT TEMPERATURE COMMUNICATION CIRCUIT |
| DTC 21 | SOLAR SENSOR CIRCUIT |
| DTC 22 | COMPRESSOR LOCK SENSOR CIRCUIT |
| DTC 23 | PRESSURE SWITCH CIRCUIT |
| DTC 31 | AIR MIX DAMPER POSITION SENSOR CIRCUIT |
| DTC 32 | AIR INLET DAMPER POSITION SENSOR CIRCUIT |
| DTC 33 | AIR OUTLET DAMPER POSITION SENSOR CIRCUIT |
| DTC 41 | AIR MIX DAMPER CONTROL SERVOMOTOR CIRCUIT |
| DTC 42 | AIR INLET DAMPER CONTROL SERVOMOTOR CIRCUIT |
| DTC 43 | AIR OUTLET DAMPER CONTROL SERVOMOTOR CIRCUIT |
RENDER: 1.0x
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.