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 MANUALSHONDA1990ACCORD EX, 2D COUPE, STANDARDREPAIR AND DIAGNOSISRESTRAINTSPASSIVE RESTRAINTSSEAT BELTS - AUTOMATICSYSTEM TESTINGCONTROL UNIT INPUT TESTCONTROL UNIT INPUT TEST NO. 13
1990 Honda Accord EX, 2D Coupe, Standard
Control Unit Input Test No. 13
1990 Honda Accord EX, 2D Coupe, StandardSECTION Control Unit Input Test No. 13
NOTE:
With ignition switch ON, connect the 7-P and 22-P connectors to the control unit and perform test.
CONTROL UNIT INPUT TEST NO. 13
| Wire | Test Condition | Test: Desired result | Possible Cause,If result is not obtained |
|---|---|---|---|
| WHITE/ BLUE or (RED/ BLUE(2) | Driver or passenger door opened | Check for voltage to Ground should be less than 1V when the shoulder buckle is not in the rear lock position. | Short to ground, Faulty rear lock position (seat belt) switch or Faulty Control Unit |
| WHITE/ BLUE or (RED/ BLUE(2) | Driver or passenger door closed | Check for voltage to Ground should be approx.5V or more. when the shoulder buckle is in the rear lock position, and the shoulder seat belt is buckled. | An open in wire orFaulty rear lock position (seat belt)switch. |
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.