4327234 | 4327234 | Rotational Speed Sensor Compatible with Engine

1. Product Overview & Wholesale Price Range

4327234 Double Wire Rotational Speed Sensor is an important electronic sensor for engine control system. It collects engine rotational speed signal and transmits data to engine controller. It can solve faults like missing speed signal, unstable engine revolution, intermittent power cut and engine hard starting failure.

• Factory Wholesale Price: $26 – $46 USD Direct factory price for machinery repair workshops
• Material Specifications: High precision sensing chip, double wire design, waterproof connector, wear-resistant housing, stable signal output, anti-interference performance
• MPN / Part No.:4327234
• Part Type:Double Wire Rotational Speed Sensor
• Function:Engine rotational speed signal detection and transmission to engine controller
• MOQ & Bulk Discount: 1 Unit, favorable price for bulk maintenance orders
• Lead Time: 1‑3 working days, sufficient stock supports global logistics shipment
• Warranty: 12‑month replacement warranty, signal performance test finished before shipment

2. Application Scope

This 4327234 rotational speed sensor is widely used for engine overhaul:

• Engine Overhaul: Direct replacement for original damaged 4327234 speed sensor.
• Electrical Fault Repair: Fix missing speed signal, unstable engine speed, intermittent power loss and hard starting issues.
• Repair Workshop Usage: Original dimension, plug and play, accurate signal output, simple installation.
• Overseas Parts Reseller: Stable stock quantity, complete QC documents to support cross‑border machinery spare‑part business.

3. Common Speed Sensor Failure Troubleshooting

• Fault 1: No Rotational Speed Signal
  Cause: Sensor internal chip damage, wire breakage, connector corrosion.
  Solution: Install brand‑new 4327234 speed sensor, check wiring harness and connector.
• Fault 2: Unstable Engine Revolution
  Cause: Sensor signal drift, abnormal mounting gap, metal debris interference.
  Solution: Replace speed sensor, clean mounting position and adjust sensing gap.
• Fault 3: Intermittent Engine Power Loss
  Cause: Sensor aging, poor plug contact, intermittent signal loss.
  Solution: Fit new speed sensor, clean circuit terminals.
• Fault 4: Difficult Engine Start
  Cause: No speed signal sent to controller, fuel injection control error.
  Solution: Replace speed sensor and test signal output.

4. Matching Engine Spare Parts Recommendation

5. Frequently Asked Questions

Q1: How do I confirm this 4327234 sensor fits my machine?
A: Confirm your old part number is 4327234 and check sensor wire and connector size before placing your order.

Q2: What quality inspection will be done before shipment?
A: Each 4327234 speed sensor completes signal output testing to guarantee stable performance before delivery.

Q3: What points need attention during installation?
A: Power off the machine first, clean mounting surface, protect connector from water and dirt, keep proper sensing gap.