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.
SYS.OK|MANUAL.DB● LIVE
HOMESERVICE MANUALSTOYOTA2003MATRIX XRS 2WD L4-1.8L (2ZZ-GE)REPAIR AND DIAGNOSISACCESSORIES AND OPTIONAL EQUIPMENTANTITHEFT AND ALARM SYSTEMSALARM MODULETESTING AND INSPECTION
2003 Toyota Matrix XRS 2WD L4-1.8L (2ZZ-GE)
Alarm Module: Testing and Inspection
2003 Toyota Matrix XRS 2WD L4-1.8L (2ZZ-GE)SECTION Testing and Inspection
TERMINALS OF ECU
1. INSPECT TVIP ECU
Disconnect the TVIP ECU connector, and check each terminal of the disconnected connector.
If the result is not as specified, the vehicle's side may malfunction.
Reconnect the connector and check the each terminals.
If the result is not as specified, the TVIP ECU may malfunction.
2. INSPECT INTEGRATION RELAY
Disconnect the connector and check the continuity of each terminal of the disconnected connector.
If the result is not as specified, the vehicle's side may malfunction.
3. INSPECT INSTRUMENT PANEL J/B (INTEGRATION RELAY)
a. Inspect the DOOR fuse.
b. Disconnect the connector ID of the instrument panel J/B.
c. Check each terminal of the disconnected connector.
If the result is not as specified, the vehicle's side may malfunction.
Terminals Of ECU/pinouts Part 1:
1. INSPECT TVIP ECU
Terminals Of ECU/pinouts Part 2:
Disconnect the TVIP ECU connector, and check each terminal of the disconnected connector.
If the result is not as specified, the vehicle's side may malfunction.
Terminals Of ECU/pinouts Part 3:
Reconnect the connector and check the each terminals.
If the result is not as specified, the TVIP ECU may malfunction.
Terminals Of ECU/pinouts:
2. INSPECT INTEGRATION RELAY
Terminals Of ECU/pinouts:
Disconnect the connector and check the continuity of each terminal of the disconnected connector.
If the result is not as specified, the vehicle's side may malfunction.
Terminals Of ECU/pinouts:
3. INSPECT INSTRUMENT PANEL J/B (INTEGRATION RELAY)
a. Inspect the DOOR fuse.
b. Disconnect the connector ID of the instrument panel J/B.
Terminals Of ECU/pinouts:
c. Check each terminal of the disconnected connector.
If the result is not as specified, the vehicle's side may malfunction.
RENDER: 1.0x
NO RELATED
Recommended Tools & Savings
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
Affiliate disclosure: We may earn a commission at no extra cost to you.
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.