Network (U) Codes

• U0001 — High Speed CAN Communication Bus
• U0100 — Lost Communication With ECM/PCM A
• U0101 — Lost Communication with TCM
• U0102 — Lost Communication with Transfer Case Control Module
• U0103 — Lost Communication With Gear Shift Module
• U0104 — Lost Communication With Cruise Control Module
• U0105 — Lost Communication With Fuel Injector Control Module
• U0106 — Lost Communication With Glow Plug Control Module
• U0107 — Lost Communication With Throttle Actuator Control Module
• U0108 — Lost Communication With Alternative Fuel Control Module
• U0109 — Lost Communication With Fuel Pump Control Module
• U010A — Lost Communication With Exhaust Gas Recirculation Control Module A
• U010B — Lost Communication With Exhaust Gas Recirculation Control Module B
• U010C — Lost Communication With Turbocharger/Supercharger Control Module A
• U010D — Lost Communication With Turbocharger/Supercharger Control Module B
• U010E — Lost Communication With Reductant Control Module
• U010F — Lost Communication With Air Conditioning Control Module
• U0110 — Lost Communication With Drive Motor Control Module
• U0111 — Lost Communication With Battery Energy Control Module A
• U0112 — Lost Communication With Battery Energy Control Module B