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.
Electrical Specification
| Item | Connector No. | Terminal No. | Input/Output signal | ||
|---|---|---|---|---|---|
| Measured value and measuring conditions | |||||
| Battery power supply | B281 | 6 | 9 - 16 V | ||
| i84 | 6 | ||||
| Ignition power supply | i171 | 17 | 9 - 16 V when ignition switch is at ON or START. | ||
| 25 | 9 - 16 V when ignition switch is at ACC. | ||||
| TCM ("P" range) | B281 | 20 | Pulse signal | ||
| 28 | |||||
| Stop light switch | B280 | 10 | 9 - 16 V when stop light switch is ON. Less than 1.5 V when stop light switch is OFF. |
||
| "P" range switch | B281 | 21 | Less than 1.5 V when select lever is in "P" range. 9 - 16 V when select lever is in other positions than "P" range. |
||
| Solenoid unit output | B281 | 5 | 8.5 - 16 V when shift lock is released. Less than 1.5 V when shift lock is operating. |
||
| Key warning switch signal | B280 | 4 | 9 - 16 V when key is inserted. Less than 1.5 V when key is removed. |
||
| Key lock solenoid output | B281 | 3 | 7 - 14 V (unlock) (1) 4 7 - 14 V (lock) (1) |
||
| Ground | B280 | 1 | - | ||
| B281 | 31 | ||||
| i84 | 1 | ||||
| i171 | 29 | ||||
|
|||||
| Key warning switch | "P" range switch | Ignition switch | Output |
|---|---|---|---|
| OFF | - | - | Unlock (Key can be removed) |
| ON | OFF | - | Lock (Key cannot be removed) |
| ON | ON | OFF | Unlock |
| ON | ON | ON | Lock |
Output signal for key interlock solenoid (unlock)
Output signal for key interlock solenoid (lock)
Use the Manual With the Right Hardware
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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.
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