Nissan P155b-00 File
P155B-00
Based on the diagnostic trouble code (DTC) format, is a manufacturer-specific code used by Nissan and Infiniti vehicles.
Potential issues with the Auto Start/Stop system (if equipped). Unusual battery charging behavior (fluctuating voltage). 2. Potential Causes
Weak Starts:
You might feel the engine struggling slightly more than usual during ignition. Potential Causes nissan p155b-00
Nissan fault code P155B-00
It seems you're asking about the , which typically indicates a problem with the Glow Plug Control Module or its circuit in diesel models like the Nissan Navara , , or .
Step 4: Perform a Forced Reset.
After repairs, the code often requires a "Hard Reset" using a professional-grade diagnostic scanner to clear the "SCR System Fault" and end any limp-mode conditions. P155B-00 Based on the diagnostic trouble code (DTC)
- Faulty IPM / Inverter assembly (internal current sensor failure)
- Wiring harness issues between IPM and ECM (corrosion, bent pins, loose connection)
- ECM software glitch (rare; may require reprogramming)
- 12V battery or DC-DC converter instability (on hybrids)
No-Start Countdown:
In severe cases, the vehicle may display a countdown of miles remaining before the engine will no longer start until the system is serviced. Common Causes
: If you have access to the battery heater relay, test it for continuity or swap it with a known good relay of the same type to see if the code clears. Professional Diagnosis Faulty IPM / Inverter assembly (internal current sensor
If you're experiencing issues with your Nissan vehicle and have seen this code, it's best to address it promptly to ensure your vehicle runs safely and efficiently.
