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.
Pulse Generator: Description
The pulse generator "A" detects the speed of the end clutch retainer. The speed signal is used for damper clutch control, hydraulic pressure control and incorrect gear detection by PCM.
The pulse generator "B" detects the speed of the transfer driven gear. The speed signal is used for shift timing, hydraulic pressure control and incorrect gear detection by PCM.
| Pulse generator A, B | Inspection item | Standard value |
|---|---|---|
| Sensor resistance | A: 1 terminal-2 terminal | 215-275 Ξ© |
| B: 1 terminal-2 terminal | 215-275 Ξ© | |
| Output voltage (A, B) | 1 terminal-ground | 2.5 VΒ± 1.2 V |
| 2 terminal-ground | 2.5 V |
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- β’ You smell fuel, burning insulation, or see smoke.
- β’ Brakes feel soft, pull hard to one side, or make grinding noises.
- β’ The engine overheats, stalls repeatedly, or misfires under load.
- β’ You are missing required tools, torque specs, or safe lifting equipment.
- β’ You are not confident in the next step or safety outcome.
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