p0725
Moderate
Nissan · Sedans
Engine Speed Input Circuit
Quick Answer
Error code P0725 on your Nissan Sedans means: Engine Speed Input Circuit. This is usually fixable — see the step-by-step guide below.
Affected Models
Applies to all models
Likely Causes
How to Fix It
1
Check engine speed sensor wiring
2
Test sensor resistance and output
3
Inspect connector for corrosion
4
Verify transmission control module communication
5
Replace engine speed sensor if faulty
Pro Tip
This fix requires some technical knowledge. If you're unsure about any step, consider contacting support or a qualified technician.
Parts You May Need
Engine speed sensor
Electrical connectors
Transmission fluid
Wiring harness sections
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