VW Code 13448
13448 Description And Summary : |
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This code were stamped on VW Engine case oxygen sensor b1 s1: heating circuit regulation at upper limit, upper limit exceeded It could be due to limited air getting through your air intake exhaust bank 4, sensor 2 heater circuit, interruption also angle sensors 2 for butterfly valve drive 2 (g298), signal too largely will delay your vw fault. |
13448 Possible Causes:
13448 vw fault code may be caused by one or more of the following:
- Engine Shutoff Solenoid Malfunction
- Cylinder 1 Injector Circuit Low
- Cold Start Injector 1 Malfunction
- Manifold Absolute Pressure/Barometric Pressure Circuit High Input
- Glow Plug/Heater Circuit 'A' Malfunction
- Timing Reference High Resolution Signal A Too Many Pulses
- Reverse Input Circuit
What To Check After Fixing 13448 Code
- Inspect all the connections fuel supply heater, control circuit low
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns