Cold Start Ignition Timing Performance
Table of contents
- Possible Causes
- How To Fix
- Tech Notes
- Cost To Diagnose
- When is the code detected
- Possible Symptoms
- Description
P050B NISSAN Possible Causes
- Lack of intake air volume
- Faulty Fuel injection system
- Faulty Engine Control Module (ECM)
How do I fix code P050B 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.
Tech Notes
- There is a factory service bulletin for the 2013-2015 Nissan Sentra and 2015-2016 Nissan Juke. The bulletin recommends replace the PCV Valve and reprogramming the Engine Control Module (ECM):
- Nissanhelp.com Sentra Bulletins
- Nissanhelp.com Juke Bulletins
Cost of diagnosing the P050B NISSAN code
The cost of diagnosing the P050B 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
The Engine Control Module (ECM) does not control ignition timing properly when engine is started with pre-warming up condition.
Possible Symptoms
- Engine Light ON (or Service Engine Soon Warning Light)
P050B NISSAN Description
The Engine Control Module (ECM) controls ignition timing and engine idle speed when engine is started with pre-warming up condition. This control promotes the activation of three way catalyst by heating the catalyst and reduces emissions.