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 MANUALSMAZDA2010TRIBUTE HYBRID GRAND TOURING, AWDREPAIR AND DIAGNOSISGENERAL INFORMATIONDTC INDEXCONTROL SYSTEM DTCSCONTROL SYSTEMS DTC CHART
2010 Mazda Tribute Hybrid Grand Touring, AWD
Control Systems DTC Chart
2010 Mazda Tribute Hybrid Grand Touring, AWDSECTION Control Systems DTC Chart
CONTROL SYSTEMS DIAGNOSTIC TROUBLE CODE (DTC) LIST
| DTC | Description | Action |
|---|---|---|
| U0001 | High Speed CAN Communication Bus | The module could not communicate on the network at a point in time. The fault is currently not present. CLEAR the DTC. REPEAT the network test with the scan tool. |
| U0028:08 | Vehicle Communication Bus A: Bus Signal/Message Failures | CLEAR the DTC. REPEAT the network test with the scan tool. If the DTC returns, see PINPOINT TEST 2: THE ABS MODULE DOES NOT RESPOND TO THE SCAN TOOL . |
| U0028:88 | Vehicle Communication Bus A: Bus Off | The module could not communicate on the network at a point in time. The fault is currently not present. CLEAR the DTC. REPEAT the network test with the scan tool. |
| U0100 | Lost Communication with ECM/PCM | CLEAR the DTC. REPEAT the network test with the scan tool. If the DTC returns, see PINPOINT TEST 1: THE PCM DOES NOT RESPOND TO THE SCAN TOOL OR NO HIGH SPEED CONTROLLER AREA NETWORK (HS-CAN) COMMUNICATION . |
| U0100 | Lost Communication with ECM/PCM | CLEAR the DTC. REPEAT the network test with the scan tool. If the DTC returns, see PINPOINT TEST 1: THE PCM DOES NOT RESPOND TO THE SCAN TOOL OR NO HIGH SPEED CONTROLLER AREA NETWORK (HS-CAN) COMMUNICATION . |
| U0100 | Lost Communication with ECM/PCM | CLEAR the DTC. REPEAT the network test with the scan tool. If the DTC returns, see PINPOINT TEST 1: THE PCM DOES NOT RESPOND TO THE SCAN TOOL OR NO HIGH SPEED CONTROLLER AREA NETWORK (HS-CAN) COMMUNICATION . |
| U0100 | Lost Communication with ECM/PCM | CLEAR the DTC. REPEAT the network test with the scan tool. If the DTC returns, see PINPOINT TEST 1: THE PCM DOES NOT RESPOND TO THE SCAN TOOL OR NO HIGH SPEED CONTROLLER AREA NETWORK (HS-CAN) COMMUNICATION . |
| U0100:00 | Lost Communication With/PCM "A": No Sub Type Information | CLEAR the DTC. REPEAT the network test with the scan tool. If the DTC returns, see PINPOINT TEST 1: THE PCM DOES NOT RESPOND TO THE SCAN TOOL OR NO HIGH SPEED CONTROLLER AREA NETWORK (HS-CAN) COMMUNICATION . |
| U0114 | Lost Communication With Four-Wheel Drive Clutch Control Module | CLEAR the DTC. REPEAT the network test with the scan tool. If the DTC returns, see PINPOINT TEST 3: THE 4X4 CONTROL MODULE DOES NOT RESPOND TO THE SCAN TOOL . |
| U0114 | Lost Communication with Four-Wheel Drive Clutch Control Module | CLEAR the DTC. REPEAT the network test with the scan tool. If the DTC returns, see PINPOINT TEST 3: THE 4X4 CONTROL MODULE DOES NOT RESPOND TO THE SCAN TOOL . |
| U0121 | Lost Communication with ABS Module | CLEAR the DTC. REPEAT the network test with the scan tool. If the DTC returns, see PINPOINT TEST 2: THE ABS MODULE DOES NOT RESPOND TO THE SCAN TOOL . |
| U0121 | Lost Communication with ABS Module | CLEAR the DTC. REPEAT the network test with the scan tool. If the DTC returns, see PINPOINT TEST 2: THE ABS MODULE DOES NOT RESPOND TO THE SCAN TOOL . |
| U0129 | Lost Communication With Brake System Control Module | CLEAR the DTC. REPEAT the network test with the scan tool. If the DTC returns, see PINPOINT TEST 2: THE ABS MODULE DOES NOT RESPOND TO THE SCAN TOOL . |
| U0131 | Lost Communication With PSCM | CLEAR the DTC. REPEAT the network test with the scan tool. If the DTC returns, see PINPOINT TEST 7: THE POWER STEERING CONTROL MODULE (PSCM) DOES NOT RESPOND TO THE SCAN TOOL . |
| U0131:87 | Lost Communication With Power Steering Control Module (PSCM): Missing Message | CLEAR the DTC. REPEAT the network test with the scan tool. If the DTC returns, see PINPOINT TEST 7: THE POWER STEERING CONTROL MODULE (PSCM) DOES NOT RESPOND TO THE SCAN TOOL . |
| U0140 | Lost Communication with Body Control Module (SJB) | CLEAR the DTC. REPEAT the network test with the scan tool. If the DTC returns, see PINPOINT TEST 8: THE SMART JUNCTION BOX (SJB) DOES NOT RESPOND TO THE SCAN TOOL . |
| U0140 | Lost Communication with Body Control Module (SJB) | CLEAR the DTC. REPEAT the network test with the scan tool. If the DTC returns, see PINPOINT TEST 8: THE SMART JUNCTION BOX (SJB) DOES NOT RESPOND TO THE SCAN TOOL |
| U0140 | Lost Communication With Body Control Module (SJB) | CLEAR the DTC. REPEAT the network test with the scan tool. If the DTC returns, see PINPOINT TEST 8: THE SMART JUNCTION BOX (SJB) DOES NOT RESPOND TO THE SCAN TOOL . |
| U0140 | Lost Communication with Body Control Module (SJB) | CLEAR the DTC. REPEAT the network test with the scan tool. If the DTC returns, see PINPOINT TEST 8: THE SMART JUNCTION BOX (SJB) DOES NOT RESPOND TO THE SCAN TOOL |
| U0140 | Lost Communication with Body Control Module (SJB) | CLEAR the DTC. REPEAT the network test with the scan tool. If the DTC returns, see PINPOINT TEST 8: THE SMART JUNCTION BOX (SJB) DOES NOT RESPOND TO THE SCAN TOOL . |
| U0140:00 | Lost Communication with Body Control Module (SJB): No Sub Type Information | CLEAR the DTC. REPEAT the network test with the scan tool. If the DTC returns, see PINPOINT TEST 8: THE SMART JUNCTION BOX (SJB) DOES NOT RESPOND TO THE SCAN TOOL |
| U0151 | Lost Communication with Restraints Control Module | CLEAR the DTC. REPEAT the network test with the scan tool. If the DTC returns, see PINPOINT TEST 5: THE RESTRAINTS CONTROL MODULE (RCM) DOES NOT RESPOND TO THE SCAN TOOL . |
| U0151 | Lost Communication with Restraints Control Module | CLEAR the DTC. REPEAT the network test with the scan tool. If the DTC returns, see PINPOINT TEST 5: THE RESTRAINTS CONTROL MODULE (RCM) DOES NOT RESPOND TO THE SCAN TOOL . |
| U0151:87 | Lost Communication with Restraints Control Module: Missing Message | CLEAR the DTC. REPEAT the network test with the scan tool. If the DTC returns, see PINPOINT TEST 5: THE RESTRAINTS CONTROL MODULE (RCM) DOES NOT RESPOND TO THE SCAN TOOL . |
| U0151:88 | Lost Communication with Restraints Control Module: Bus Off | The module could not communicate on the network at a point in time. The fault is currently not present. CLEAR the DTC. REPEAT the network test with the scan tool. |
| U0154:00 | Lost Communication with Restraints Occupant Classification System Module: No Sub Type Information | CLEAR the DTC. REPEAT the network test with the scan tool. If the DTC returns, see PINPOINT TEST 6: THE OCCUPANT CLASSIFICATION SENSOR MODULE (OCSM) DOES NOT RESPOND TO THE SCAN TOOL . |
| U0155 | Lost Communication With Instrument Panel Cluster (IC) Control Module | CLEAR the DTC. REPEAT the network test with the scan tool. If the DTC returns, see PINPOINT TEST 4: THE INSTRUMENT CLUSTER (IC) DOES NOT RESPOND TO THE SCAN TOOL . |
| U0155 | Lost Communication With Instrument Panel Cluster (IC) Control Module | CLEAR the DTC. REPEAT the network test with the scan tool. If the DTC returns, see PINPOINT TEST 4: THE INSTRUMENT CLUSTER (IC) DOES NOT RESPOND TO THE SCAN TOOL . |
| U0155 | Lost Communication With Instrument Panel Cluster (IC) Control Module | CLEAR the DTC. REPEAT the network test with the scan tool. If the DTC returns, see PINPOINT TEST 4: THE INSTRUMENT CLUSTER (IC) DOES NOT RESPOND TO THE SCAN TOOL . |
| U0155 | Lost Communication With Instrument Panel Cluster (IC) Control Module | CLEAR the DTC. REPEAT the network test with the scan tool. If the DTC returns, see PINPOINT TEST 4: THE INSTRUMENT CLUSTER (IC) DOES NOT RESPOND TO THE SCAN TOOL . |
| U0155 | Lost Communication With Instrument Panel Cluster (IC) Control Module | CLEAR the DTC. REPEAT the network test with the scan tool. If the DTC returns, see PINPOINT TEST 4: THE INSTRUMENT CLUSTER (IC) DOES NOT RESPOND TO THE SCAN TOOL . |
| U0155 | Lost Communication With Instrument Panel Cluster (IC) Control Module | CLEAR the DTC. REPEAT the network test with the scan tool. If the DTC returns, see PINPOINT TEST 4: THE INSTRUMENT CLUSTER (IC) DOES NOT RESPOND TO THE SCAN TOOL . |
| U0155 | Lost Communication with Instrument Panel Cluster (IC) Control Module | CLEAR the DTC. REPEAT the network test with the scan tool. If the DTC returns, see PINPOINT TEST 4: THE INSTRUMENT CLUSTER (IC) DOES NOT RESPOND TO THE SCAN TOOL . |
| U0155:00 | Lost Communication With Instrument Panel Cluster (IC) Control Module: No Sub Type Information | CLEAR the DTC. REPEAT the network test with the scan tool. If the DTC returns, see PINPOINT TEST 4: THE INSTRUMENT CLUSTER (IC) DOES NOT RESPOND TO THE SCAN TOOL . |
| U0155:00 | Lost Communication With Instrument Panel Cluster (IC) Control Module: No Sub Type Information | CLEAR the DTC. REPEAT the network test with the scan tool. If the DTC returns, see PINPOINT TEST 4: THE INSTRUMENT CLUSTER (IC) DOES NOT RESPOND TO THE SCAN TOOL . |
| U0155:87 | Lost Communication With Instrument Panel Cluster (IC) Control Module: Missing Message | CLEAR the DTC. REPEAT the network test with the scan tool. If the DTC returns, see PINPOINT TEST 4: THE INSTRUMENT CLUSTER (IC) DOES NOT RESPOND TO THE SCAN TOOL . |
| U0162:00 | Lost Communication with Navigation Display Module: No Sub Type Information | See ENTERTAINMENT SYSTEM DTC CHARTS . |
| U0164 | Lost Communication With HVAC Module | See ENTERTAINMENT SYSTEM DTC CHARTS . |
| U0164 | Lost Communication with HVAC Module | CLEAR the DTC. REPEAT the network test with the scan tool. If the DTC returns, see PINPOINT TEST 15: THE HVAC MODULE DOES NOT RESPOND TO THE SCAN TOOL . |
| U0164:00 | Lost Communication with HVAC Module: No Sub Type Information | See ENTERTAINMENT SYSTEM DTC CHARTS . |
| U0184 | Lost Communication with Radio (ACM) | See ENTERTAINMENT SYSTEM DTC CHARTS . |
| U0184 | Lost Communication with Radio (ACM) | See ENTERTAINMENT SYSTEM DTC CHARTS . |
| U0184 | Lost Communication with Radio (ACM) | See ENTERTAINMENT SYSTEM DTC CHARTS . |
| U0193 | Lost Communication with Digital Audio Control module (SDARS) | See ENTERTAINMENT SYSTEM DTC CHARTS . |
| U0193 | Lost Communication with Digital Audio Control module (SDARS) | See ENTERTAINMENT SYSTEM DTC CHARTS . |
| U0193:00 | Lost Communication with Digital Audio Control Module "A": No Sub Type Information | See ENTERTAINMENT SYSTEM DTC CHARTS . |
| U0196 | Lost Communication With Entertainment Control Module - Rear (AUX) | DISREGARD the DTC. A DVD player is not available on this vehicle. |
| U0196 | Lost Communication With Entertainment Control Module - Rear (AUX) | DISREGARD the DTC. A DVD player is not available on this vehicle. |
| U0196 | Lost Communication with Entertainment Control Module - Rear (AUX) | DISREGARD the DTC. A DVD player is not available on this vehicle. |
| U0196:00 | Lost Communication With Entertainment Control Module - Rear "A": No Sub Type Information | DISREGARD the DTC. A DVD player is not available on this vehicle. |
| U0197 | Lost Communication with Telephone Control Module | DISREGARD the DTC. The vehicle is not equipped with this feature. |
| U0197 | Lost Communication with Telephone Control Module | DISREGARD the DTC. The vehicle is not equipped with this feature. |
| U0197 | Lost Communication with Telephone Control Module | DISREGARD the DTC. The vehicle is not equipped with this feature. |
| U0197:00 | Lost Communication with Telephone Control Module: No Sub Type Information | DISREGARD the DTC. The vehicle is not equipped with this feature. |
| U0238 | Lost Communication With Digital Audio Control Module "D" (DSP) | DISREGARD the DTC. The vehicle is not equipped with this feature. |
| U0238 | Lost Communication With Digital Audio Control Module "D" (DSP) | DISREGARD the DTC. The vehicle is not equipped with this feature. |
| U0238:00 | Lost Communication With Digital Audio Control Module "D": No Sub Type Information | DISREGARD the DTC. The vehicle is not equipped with this feature. |
| U0249 | Lost Communication With Entertainment Control Module - Rear "B" (RCU) | DISREGARD the DTC. The vehicle is not equipped with this feature. |
| U0249 | Lost Communication With Entertainment Control Module - Rear "B" (RCU) | DISREGARD the DTC. The vehicle is not equipped with this feature. |
| U0249 | Lost Communication With Entertainment Control Module - Rear "B" (RCU) | DISREGARD the DTC. The vehicle is not equipped with this feature. |
| U0249:00 | Lost Communication With Entertainment Control Module - Rear "B": No Sub Type Information | DISREGARD the DTC. The vehicle is not equipped with this feature. |
| U0255 | Lost Communication with Front Controls Interface Module | See ENTERTAINMENT SYSTEM DTC CHARTS . |
| U0255 | Lost Communication with Front Controls Interface Module | See ENTERTAINMENT SYSTEM DTC CHARTS . |
| U0255:00 | Lost Communication with Front Display Interface Module: No Sub Type Information | See ENTERTAINMENT SYSTEM DTC CHARTS . |
| U0256 | Lost Communication with Front Display Interface Module | See ENTERTAINMENT SYSTEM DTC CHARTS . |
| U0256 | Lost Communication with Front Display Interface Module | See ENTERTAINMENT SYSTEM DTC CHARTS . |
| U0256:00 | Lost Communication with Front Controls Interface Module "A": No Sub Type Information | See ENTERTAINMENT SYSTEM DTC CHARTS . |
| U0401 | Invalid Data Received from ECM/PCM A | RETRIEVE and REPAIR all non-network DTCs in the other modules on the network. See DIAGNOSTIC TROUBLE CODE (DTC) CHART - B, C AND U CODES for a list of all DTCs. |
| U0401:00 | Invalid Data Received from/PCM: No Sub Type Information | RETRIEVE and REPAIR all non-network DTCs in the other modules on the network. See DIAGNOSTIC TROUBLE CODE (DTC) CHART - B, C AND U CODES for a list of all DTCs. |
| U0401:00 | Invalid Data Received from/PCM: No Sub Type Information | RETRIEVE and REPAIR all non-network DTCs in the other modules on the network. See DIAGNOSTIC TROUBLE CODE (DTC) CHART - B, C AND U CODES for a list of all DTCs. |
| U0402 | Invalid Data Received From Four-Wheel Drive Clutch Control Module | RETRIEVE and REPAIR all non-network DTCs in the other modules on the network. See DIAGNOSTIC TROUBLE CODE (DTC) CHART - B, C AND U CODES for a list of all DTCs. |
| U0414 | Invalid Data Received From Four-Wheel Drive Clutch Control Module | RETRIEVE and REPAIR all non-network DTCs in the other modules on the network. See DIAGNOSTIC TROUBLE CODE (DTC) CHART - B, C AND U CODES for a list of all DTCs. |
| U0415 | Invalid Data Received from ABS Module | RETRIEVE and REPAIR all non-network DTCs in the other modules on the network. See DIAGNOSTIC TROUBLE CODE (DTC) CHART - B, C AND U CODES for a list of all DTCs. |
| U0420:87 | Invalid Data Received From Power Steering Control Module (PSCM): Missing Message | RETRIEVE and FOLLOW non-network DTCs from the PSCM. See DIAGNOSTIC TROUBLE CODE (DTC) CHART - B, C AND U CODES for a list of all DTCs. |
| U0423:00 | Invalid Data Received from Instrument Panel Control Module: No Sub Type Information | RETRIEVE and FOLLOW non-network DTCs from the IC. See DIAGNOSTIC TROUBLE CODE (DTC) CHART - B, C AND U CODES for a list of all DTCs. |
| U0423:64 | Invalid Data Received from Instrument Panel Control Module: Signal Plausibility Failure | RETRIEVE and FOLLOW non-network DTCs from the IC. See DIAGNOSTIC TROUBLE CODE (DTC) CHART - B, C AND U CODES for a list of all DTCs. |
| U0452:29 | Invalid Data Received from Restraints Control Module: Signal Invalid | RETRIEVE and FOLLOW non-network DTCs from the ABS module. See DIAGNOSTIC TROUBLE CODE (DTC) CHART - B, C AND U CODES for a list of all DTCs. |
| U2023 | Fault Received From External Node | U2023 is set when a module receives invalid network data from another module with a faulted input. RETRIEVE and REPAIR all non-network DTCs in the other modules on the network. See DIAGNOSTIC TROUBLE CODE (DTC) CHART - B, C AND U CODES for a list of all DTCs. |
| U2023 | Fault Received From External Node | U2023 is set when a module receives invalid network data from another module with a faulted input. RETRIEVE and REPAIR all non-network DTCs in the other modules on the network. See DIAGNOSTIC TROUBLE CODE (DTC) CHART - B, C AND U CODES for a list of all DTCs. |
| U2472 | Unexpected Ignition State | RETRIEVE and REPAIR all non-network DTCs in the other modules on the network. See DIAGNOSTIC TROUBLE CODE (DTC) CHART - B, C AND U CODES for a list of all DTCs. |
| U2472 | Unexpected Ignition State | RETRIEVE and REPAIR all non-network DTCs in the other modules on the network. See DIAGNOSTIC TROUBLE CODE (DTC) CHART - B, C AND U CODES for a list of all DTCs. |
| U2473 | Unexpected Vehicle Speed | See ENTERTAINMENT SYSTEM DTC CHARTS . |
| U2473 | Unexpected Vehicle Speed | RETRIEVE and REPAIR all non-network DTCs in the other modules on the network. See DIAGNOSTIC TROUBLE CODE (DTC) CHART - B, C AND U CODES for a list of all DTCs. |
| U2510 | Invalid Data for Vehicle Security | RETRIEVE and REPAIR all non-network DTCs in the other modules on the network. See DIAGNOSTIC TROUBLE CODE (DTC) CHART - B, C AND U CODES for a list of all DTCs. |
| U2511 | CAN - Data Mis-Match (Receive data does not match expected) | RETRIEVE and REPAIR all non-network DTCs in the other modules on the network. See DIAGNOSTIC TROUBLE CODE (DTC) CHART - B, C AND U CODES for a list of all DTCs. |
| U261A | CAN Data/Configuration Setup Mismatch | See HEADLAMPS . |
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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.