Engine Speed Signal
Table of contents
P1820 NISSAN Possible Causes
- Faulty Engine Control Module (ECM)
- Faulty Transfer Control Unit
- Engine Control Module (ECM) harness is open or shorted
- Engine Control Module (ECM) circuit poor electrical connection
How do I fix code P1820 NISSAN?
Check the “Possible Causes” listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector’s pins.
Cost of diagnosing the P1820 NISSAN code
The cost of diagnosing the P1820 NISSAN code is 1.0 hour of labor. The auto repair labor rates vary by location, your vehicle’s make and model, and even your engine type. Most auto repairs shops charge between $75 and $150 per hour.
Possible Symptoms
- Engine Light ON (or Service Engine Soon Warning Light)
P1820 NISSAN Description
The Engine Control Module (ECM) transmits the engine speed signal via CAN communication to the transfer control unit. DTC P1820 will set when either of the following occur:
– Malfunction is detected in engine speed signal that is output from the ECM.
– Improper signal is input while driving.