B0513 Engine Trouble Code
What is B0513?
The B0513 check-engine light can indicate issues ranging from minor (loose gas cap) to serious (catalytic converter failure). Professional diagnostic scanning at a dealer or shop will identify the exact cause and required repairs.
Code Information
| Code Type: | OBD-II Body (B) Trouble Code |
| System: | Body |
| Code: | B0513 |
B0513 Symptoms
Check Engine Light
Illuminated dashboard warning
Engine Stalling
Engine stops unexpectedly or misfires
Performance Issues
Reduced power or acceleration
Starting Problems
Difficulty starting the engine
B0513 Code Structure
Understanding what each digit means in the B0513 body trouble code:
| B | 0 | 5 | 1 | 3 |
|---|---|---|---|---|
| Body Code | Intake Valve Control Solenoid Circuit Low | Fuel Composition Sensor Circuit Malfunction | Engine Shutoff Solenoid Malfunction | Exhaust Gas Recirculation Sensor B Circuit High |
How to Fix B0513
Diagnostic Steps:
Check if fuel pump primes when key is turned to ON. Measure fuel pressure and verify bright white-blue spark at all plugs. Also verify mechanical timing alignment.
Repair Solution:
Crankshaft position sensor signals the computer for precise ignition and fuel injection timing. Faulty sensors cause rough running and reduced efficiency. Modern vehicles enter limp mode and illuminate the check-engine light.
Technical Notes:
Parts or components should not be replaced based solely on B0513 DTC. Consult your vehicle service manual for proper diagnostic procedures, possible causes, and required testing before replacement.
B0513 Description
B0513 engine trouble code is related to Exhaust Gas Recirculation Sensor B Circuit High.
Main Cause
The primary reason for B0513 OBD-II Engine Trouble Code is: Fuel Composition Sensor Circuit Malfunction.