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 MANUALSOLDSMOBILE2004BRAVADA AWDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 351 (ENGINE CONTROLS - SELF-DIAGNOSTICS - 3.0L)
2004 Oldsmobile Bravada AWD
Section 351 (Engine Controls - Self-Diagnostics - 3.0L)
2004 Oldsmobile Bravada AWDSECTION Section 351 (Engine Controls - Self-Diagnostics - 3.0L)
WARNING: This page is about a different car, the 2003 Saturn Vue. However, it is still accessible from the selected car via links, so may be relevant.
- Introduction
- Self-Diagnostic System
- Programming
- Drive Cycles
- Notes
- Inspection/Maintenance System Check
- Inspection/Maintenance Complete System Set Procedure
- Inspection/Maintenance System DTC Table
- Inspection/Maintenance Catalyst System Set Procedure
- Inspection/Maintenance Evaporative Emission System Set Procedure
- Inspection/Maintenance Heated Oxygen Sensor/Oxygen Sensor System Set Procedure
- Inspection/Maintenance Heated Oxygen Sensor Heater System Set Procedure
- Summary
- Diagnostic Trouble Code Definitions
- Component Locations
- Connector Identification
- Diagnostic Tests
- Notes
- DTC P0030, P0036, P0050 Or P0056: Ho2S Heater Control Circuit
- DTC P0031, P0037, P0051 Or P0057: Ho2S Heater Control Circuit - Low Voltage
- DTC P0032, P0038, P0052 Or P0058: Ho2S Heater Control Circuit - High Voltage
- DTC P0101: Mass Airflow System Performance
- DTC P0102: Mass Airflow Sensor Circuit - Low Signal/Frequency
- DTC P0103: Mass Airflow Sensor Circuit - High Signal/Frequency
- DTC P0112: Intake Air Temperature Sensor Circuit - Low Voltage/High Temperature
- DTC P0113: Intake Air Temperature Sensor Circuit - High Voltage/Low Temperature
- DTC P0117: ECT Sensor Circuit - Low Voltage/High Temperature
- DTC P0118: ECT Sensor Circuit - High Voltage/Low Temperature
- DTC P0121: TP Sensor Circuit Insufficient Activity
- DTC P0122: TP Sensor No. 1 Circuit - Low Voltage
- DTC P0123: TP Sensor No. 1 Circuit - High Voltage
- DTC P0125: ECT Excessive Time For Closed Loop Fuel Control
- DTC P0128: Coolant Thermostat
- DTC P0130, P0136, P0150 Or P0156: Ho2S Circuit No. 1
- DTC P0131, P0137, P0151 Or P0157: Ho2S Circuit - Low Voltage
- DTC P0132 Or P0152: Ho2S Circuit - High Voltage
- DTC P0133 Or P0153: Ho2S - Slow Response
- DTC P0134 Or P0154: Ho2S Circuit - Insufficient Activity
- DTC P0135, P0141, P0155 0R P0161: Ho2S Heater Circuit
- DTC P0138 Or P0158: Ho2S Circuit - High Voltage
- DTC P0140 Or P0160: Ho2S Circuit - Insufficient Activity
- DTC P0171 Or P0174: Fuel Trim System - Lean
- DTC P0172 Or P0175: Fuel Trim System - Rich
- DTC P0201-206: Injector Control Circuit
- DTC P0221: App Sensor No. 2 Circuit Performance
- DTC P0222: TP Sensor No. 2 Circuit - Low Voltage
- DTC P0223: TP Sensor No. 2 Circuit - High Voltage
- DTC P0261, P0264, P0267, P0270, P0273 Or P0276: Injector Control Circuit - Low Voltage
- DTC P0262, P0265, P0268, P0271, P0274 Or P0277: Injector Control Circuit - High Voltage
- DTC P0300: Engine Misfire Detected
- DTC P0301-P0306: Specific Cylinder Misfire Detected
- DTC P0313: Misfire Detected With Low Fuel
- DTC P0318: Rough Road Sensor Circuit
- DTC P0324: Knock Sensor Module Circuit
- DTC P0327 Or P0332: Knock Sensor Circuit - Low Input
- DTC P0328 Or P0333: Knock Sensor Circuit - High Input
- DTC P0335: Crankshaft Position Sensor Circuit
- DTC P0336: CKP Sensor Performance
- DTC P0337: CKP Sensor Circuit - Low Frequency
- DTC P0338: CKP Sensor Circuit - High Frequency
- DTC P0341: Camshaft Position Sensor Circuit Performance
- DTC P0342: Camshaft Position Sensor Circuit - Low Voltage
- DTC P0343: Camshaft Position Sensor Circuit - High Voltage
- DTC P0421 Or P0431: Warm-Up Catalyst - Below Threshold
- DTC P0440: Evaporative Emission System
- DTC P0442: EVAP System - Small Leak Detected
- DTC P0443: EVAP Purge Solenoid Control Circuit
- DTC P0444: EVAP Purge Solenoid Control Circuit - Open
- DTC P0445: EVAP Purge Solenoid Control Circuit - Shorted
- DTC P0446: EVAP Canister Vent Blocked
- DTC P0447: EVAP Control System - Vent Open
- DTC P0448: Control System - Vent Shorted
- DTC P0449: EVAP Vent Solenoid Control Circuit
- DTC P0451: EVAP Fuel Tank Pressure Sensor Performance
- DTC P0452: EVAP Fuel Tank Pressure Sensor Circuit - Low Voltage
- DTC P0453: EVAP Fuel Tank Pressure Sensor Circuit - High Voltage
- DTC P0455: EVAP System - Leak Detected
- DTC P0496: EVAP System Flow During Non-Purge
- DTC P0506: Idle Speed Low - IAC Responding
- DTC P0507: Idle Speed High - IAC Responding
- DTC P0560: System Voltage - Out-Of-Range
- DTC P0562: System Voltage - Low
- DTC P0563: System Voltage - High
- DTC P0601-P0607, P1600, P1621, P1627, P1680, P1681, P1683 Or P2610: ECM Memory
- DTC P0610: ECM Not Programmed For Correct Option Content
- DTC P0621: Generator Light L-Terminal Control Circuit
- DTC P0628: Fuel Pump Relay Control Circuit - Low Voltage
- DTC P0629: Fuel Pump Relay Control Circuit - High Voltage
- DTC P0638: Throttle Actuator Control Command Performance
- DTC P0700: Transmission Control System
- DTC P1551: Throttle Valve Rest Position Not Reached During Learn
- DTC P2008: Intake Manifold Runner Control Solenoid Control
- DTC P2009: Intake Manifold Runner Control Solenoid Control Circuit - Low Voltage
- DTC P2010: Intake Manifold Runner Control Solenoid Control Circuit - High Voltage
- DTC P2096 Or P2098: Post Catalyst Fuel Trim System - Low Limit
- DTC P2097 Or P2099: Post Catalyst Fuel Trim System - High Limit
- DTC P2100: Throttle Actuator Control Motor Control Circuit
- DTC P2101: Throttle Actuator Control Motor Position Performance
- DTC P2105: Throttle Actuator Control System - Forced Engine Shutdown
- DTC P2107: Throttle Actuator Control Module Internal Circuit
- DTC P2119: Throttle Closed Position Performance
- DTC P2122: App Sensor 1 Circuit - Low Voltage
- DTC P2123: App Sensor 1 Circuit - High Voltage
- DTC P2127: App Sensor 2 Circuit - Low Voltage
- DTC P2128: App Sensor 2 Circuit - High Voltage
- DTC P2135: TP Sensor Correlation
- DTC P2138: App Sensor Correlation
- DTC P2176: Minimum Throttle Position Not Learned
- DTC P2500: Low Signal Voltage On Generator Turn-On Signal
- DTC P2501: High Signal Voltage On Generator Turn-On Signal
- Wiring Diagrams
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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.