Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSCADILLAC2013ATS 2.0L ENG VIN X, AWDREPAIR AND DIAGNOSISENGINE PERFORMANCETESTING & DIAGNOSISDATA COMMUNICATION SYSTEMDIAGNOSTIC INFORMATION AND PROCEDURESDIAGNOSTIC CODE INDEX
2013 Cadillac ATS 2.0L Eng VIN X, AWD
Diagnostic Code Index
2013 Cadillac ATS 2.0L Eng VIN X, AWDSECTION Diagnostic Code Index
DIAGNOSTIC CODE INDEX
| DTC | Description |
|---|---|
| DTC B1000 | DTC B1000 Electronic Control Unit |
| DTC B1001 | DTC B1001 Option Configuration |
| DTC B101D | DTC B101D Electronic Control Unit Hardware |
| DTC B101E | DTC B101E Electronic Control Unit Software |
| DTC C056D | DTC C056D Electronic Control Unit Hardware |
| DTC C056E | DTC C056E Electronic Control Unit Software |
| DTC P0601-P0606, P060A, P062F, or P262B | DTC P0601 Control Module Read Only Memory Performance DTC P0602 Control Module Not Programmed DTC P0603 Control Module Long Term Memory Reset DTC P0604 Control Module Random Access Memory Performance DTC P0605 Control Module Programming Read Only Memory Performance DTC P0606 Control Module Processor Performance DTC P060A Control Module Monitoring Processor Performance DTC P062F Control Module Long Term Memory Performance DTC P262B Control Module Power Off Timer Performance |
| DTC U0001 | DTC U0001 00 High Speed CAN Communication Bus Malfunction |
| DTC U0020 | DTC U0020 Low Speed CAN Bus |
| DTC U0028 | DTC U0028 MOST Bus |
| DTC U0029 | DTC U0029 MOST Bus Performance |
| DTC U0073 or U2100 | DTC U0073 Control Module Communication Bus A Off DTC U2100 CAN Bus Communication |
| DTC U0074 | DTC U0074 Control Module Communication Bus B Off |
| DTC U0075 | DTC U0075 00 Control Module Communication Object Detection CAN Bus Off |
| DTC U0077 | DTC U0077 00 Control Module Communication Chassis Expansion CAN Bus Off |
| DTC U0078 | DTC U0078 Control Module Communication Low Speed CAN Bus Off |
| DTC U0100-U02FF | Module Error. See Control Module U Code List |
| DTC U0300-U0336 | Module Error. See Control Module U Code List |
| DTC U0400-U05FF | Module Error. See Control Module U Code List |
| DTC U1500-U15FF | Module Error. See Control Module U Code List |
| DTC U1814 | DTC U1814 Powertrain Wake-Up Communication Circuit |
| DTC U1833 | DTC U1833 Lost Communication with Electronic Brake Control Module on Chassis Expansion CAN Bus |
| DTC U184A | DTC U184A Lost Communication with Body Control Module on Low Speed CAN Bus |
| DTC U18B9-U18BF | DTC U18B9 Primary High Speed CAN Bus Subnet Configuration List DTC U18BF Secondary High Speed CAN Bus Subnet Configuration List |
| DTC U2098 | DTC U2098 00 MOST Communication Enable Circuit Malfunction DTC U2098 02 MOST Communication Enable Circuit Short to Ground |
| DTC U2099 | DTC U2099 High Speed Communication Enable Circuit |
| DTC U209E | DTC U209E Object Detection Control Module High Speed Communication Enable Circuit 1 |
| DTC U209F | DTC U209F Object Detection Control Module High Speed Communication Enable Circuit 2 |
| DTC U2101 | DTC U2101 CAN Bus Maximum List of Control Modules |
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.