LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Saab >> 2010 >> 9-5 >> Repair and Diagnosis >> Quick Lookups >> DTC Index >> Bus & Diagnostic Communication DTCS
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Bus & Diagnostic Communication DTCS

BUS AND DIAGNOSTICS COMMUNICATION DTC INDEX

DTC Description
DTC B1000 Electronic Control Unit
DTC B1001 Option Configuration
DTC B1016 Vehicle Identification Number Information Not Programmed
DTC B101D ECU Hardware
DTC B101E ECU Software
DTC C0550 Electronic Control Unit
DTC C056D Electronic Control Unit Hardware
DTC C056E Electronic Control Unit Software
DTC C078A Tire Pressure Indicator Module Internal Malfunction
DTC U0001 High Speed CAN Bus
DTC U0002 High Speed CAN Bus
DTC U0020 Low Speed CAN Communication Bus Performance
DTC U0073 Control Module Communication Bus
DTC U2100 Controller Area Network (CAN) Bus
DTC U0074 Control Module Communication Bus B Off
DTC: U0100-U02FF (1)
DTC U0301 Software Incompatibility With Engine Control Module
DTC U0302 Software Incompatibility with Transmission Control Module
DTC U0315 Software Incompatibility with Electronic Brake Control Module
DTC U0400-U05FF (1)
DTC U1500-U15BF (1)
DTC U1814 Powertrain Wake Up Communication Circuit
DTC U18B9 Primary High Speed CAN Bus Subnet Configuration List
DTC U18BF Secondary High Speed CAN Bus Subnet Configuration List
DTC U2099 High Speed Communication Enable Circuit
DTC U2101 CAN Bus Maximum Configuration List
DTC U2103 Fewer Controllers On Than Programmed
DTC U2105-U2199 (1)
(1) See DTC Description  in Control Module U Code List