Network fault codes
1534 Network OBD-II fault codes: what each one means, and how to track it down.
How to read a code
- P
- SystemPowertrain
- 0
- Defined bySAE, the same on every car
- 4
- AreaAuxiliary emission controls
- 20
- FaultThe specific fault in that area
Read the code
Note every stored and pending code your scanner shows, such as P0420.
Find it
Search by code or by words. For a manufacturer code (P1, B1, C1, U1) pick your make: its meaning differs by make.
Open the code
Its page explains the symptoms, likely causes, the checks to run and the fixes.
- U0602Generic · NetworkLost Communication With Particulate Filter Pressure Sensor B
- U0603Generic · NetworkLost Communication With Fuel Pressure Sensor A
- U0604Generic · NetworkLost Communication With Fuel Pressure Sensor B
- U0605Generic · NetworkLost communication With A/C Refrigerant Sensor A
- U0606Generic · NetworkLost Communication With Throttle/Pedal Position Sensor/Switch A
- U0607Generic · NetworkLost Communication With Throttle/Pedal Position Sensor/Switch B
- U0608Generic · NetworkLost Communication With Throttle/Pedal Position Sensor/Switch C
- U0609Generic · NetworkLost Communication With Manifold Absolute Pressure/Barometric Pressure Sensor
- U060AGeneric · NetworkLost Communication With Manifold Absolute Pressure Sensor B
- U060BGeneric · NetworkLost Communication With Turbocharger/Supercharger Boost Sensor A
- U060CGeneric · NetworkLost Communication With Turbocharger/Supercharger Boost Sensor B
- U060DGeneric · NetworkLost Communication With Turbocharger/Supercharger Boost Sensor C
- U060EGeneric · NetworkLost Communication With Crankcase Pressure Sensor
- U060FGeneric · NetworkLost Communication With Mass or Volume Air Flow Sensor A
- U0610Generic · NetworkLost Communication With Mass or Volume Air Flow Sensor B
- U0611Generic · NetworkLost Communication With Intake Air Temperature Sensor 1 Bank 1
- U0612Generic · NetworkLost Communication With Intake Air Temperature Sensor 1 Bank 2
- U0613Generic · NetworkLost Communication With Intake Air Temperature Sensor 2 Bank 1
- U0614Generic · NetworkLost Communication With Intake Air Temperature Sensor 2 Bank 2
- U0615Generic · NetworkLost Communication With Engine Coolant Bypass Valve A
- U0616Generic · NetworkLost Communication With Engine Coolant Bypass Valve B
- U0617Generic · NetworkLost Communication With Engine Coolant Bypass Valve C
- U0618Generic · NetworkLost Communication With Engine Coolant Bypass Valve D
- U0619Generic · NetworkLost Communication With Reductant Level Sensor A
- U061AGeneric · NetworkLost Communication With Reductant Level Sensor B
- U061BGeneric · NetworkLost Communication With Reductant Level Sensor C
- U061CGeneric · NetworkLost Communication With Reductant Temperature Sensor A
- U061DGeneric · NetworkLost Communication With Reductant Temperature Sensor B
- U061EGeneric · NetworkLost Communication with Battery Isolation/Voltage Stabilization Control Module
- U061FGeneric · NetworkLost Communication With Exhaust Gas Temperature Sensor Bank 1 Sensor 1