Exhaust Valve Timing Control Magnet Retarder Circuit Bank 2
Table of contents
P0084 NISSAN Possible Causes
- Faulty Exhaust Valve Timing Control Magnet Retarder
- Exhaust Valve Timing Control Magnet Retarder harness is open or shorted
- Exhaust Valve Timing Control Magnet Retarder poor electrical circuit connector
How do I fix code P0084 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 P0084 NISSAN code
The cost of diagnosing the P0084 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.
When is the code detected
An improper voltage is sent to the Engine Control Module (ECM) through exhaust valve timing control magnet retarder.
Possible Symptoms
- Engine Light ON (or Service Engine Soon Warning Light)
P0084 NISSAN Description
Exhaust valve timing control magnet retarder controls the shut/open timing of the exhaust valve by ON/OFF pulse duty signals sent from the Engine Control Module (ECM). The longer pulse width retards valve angle. The shorter pulse width advances valve angle.