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.
2000 Chevrolet Venture Base, Van Passenger ExtendedFACTORY OEM SERVICE PROCEDURE
Engine Controls Self-Diagnostics
- Model Identification
- Introduction
- Self-Diagnostic System
- Description
- Scan Tool Display
- Diagnostic Procedure
- Retrieving Diagnostic Trouble Codes
- On-Board Diagnostic System Check
- Malfunction Indicator Light Inoperative
- Data Link Connector Diagnosis Or No Scan Tool Data
- Diagnostic Trouble Code Definition
- Hard Or Intermittent Trouble Code Determination
- Clearing Diagnostic Trouble Codes
- Powertrain Control Module Location
- Diagnostic Materials
- Special Tools (Diagnostic)
- Scan Tool Usage
- Summary
- Diagnostic Tests
- Notes
- DTC P0101: Mass Airflow Sensor System Performance
- DTC P0102: Mass Airflow Sensor Circuit - Low Frequency
- DTC P0103: Mass Airflow Sensor Circuit - High Frequency
- DTC P0107: Manifold Absolute Pressure Sensor Circuit - Low Voltage
- DTC P0108: Manifold Absolute Pressure Sensor Circuit - High Voltage
- DTC P0112: Intake Air Temperature Sensor Circuit - Low Voltage
- DTC P0113: Intake Air Temperature Sensor Circuit - High Voltage
- DTC P0117: Engine Coolant Temperature Sensor Circuit - Low Voltage
- DTC P0118: Engine Coolant Temperature Sensor Circuit - High Voltage
- DTC P0121: Throttle Position Sensor Performance
- DTC P0122: Throttle Position Sensor Circuit - Low Voltage
- DTC P0123: Throttle Position Sensor Circuit - High Voltage
- DTC P0125: Engine Coolant Temperature Excessive Time To Enter Closed Loop Fuel Control
- DTC P0131: Heated Oxygen Sensor No. 1 Circuit - Low Voltage
- DTC P0132: Heated Oxygen Sensor No. 1 Circuit - High Voltage
- DTC P0133: Heated Oxygen Sensor No. 1 Circuit - Slow Response
- DTC P0134: Heated Oxygen Sensor No. 1 Circuit Insufficient Activity
- DTC P0135: Heated Oxygen Sensor No. 1 Heater Performance
- DTC P0137: Heated Oxygen Sensor No. 2 Circuit - Low Voltage
- DTC P0138: Heated Oxygen Sensor No. 2 Circuit - High Voltage
- DTC P0140: Heated Oxygen Sensor No. 2 Circuit Insufficient Activity
- DTC P0141: Heated Oxygen Sensor No. 2 Heater Circuit
- DTC P0171: Fuel Trim System Lean
- DTC P0172: Fuel Trim System Rich
- DTC P0201: Injector No. 1 Control Circuit
- DTC P0202: Injector No. 2 Control Circuit
- DTC P0203: Injector No. 3 Control Circuit
- DTC P0204: Injector No. 4 Control Circuit
- DTC P0205: Injector No. 5 Control Circuit
- DTC P0206: Injector No. 6 Control Circuit
- DTC P0230: Fuel Pump Control Circuit
- DTC P0300-P0306: Engine Misfire Detected
- DTC P0325: Knock Sensor Module Circuit
- DTC P0327: Knock Sensor Circuit - No Activity
- DTC P0336: Crankshaft Position Sensor Circuit Performance
- DTC P0341: Camshaft Position Sensor Circuit
- DTC P0401: EGR System - Insufficient Flow
- DTC P0403: EGR Solenoid Control Circuit
- DTC P0404: EGR Open Position Performance
- DTC P0405: EGR Sensor Circuit - Low Voltage
- DTC P0410: Secondary Air Injection System
- DTC P0412: Secondary Air Injection Solenoid Control Circuit
- DTC P0418: Secondary Air Injection Pump Relay Control Circuit
- DTC P0420: Catalyst System - Low Efficiency
- DTC P0440: Evaporative Emission System
- DTC P0442: Evaporative Emission Control System - Small Leak Detected
- DTC P0443: Evaporative Purge Solenoid Valve Control Circuit
- DTC P0446: Evaporative Emission Vent System Performance
- DTC P0449: Evaporative Vent Solenoid Control Circuit
- DTC P0452: Fuel Tank Pressure Sensor Circuit - Low Voltage
- DTC P0453: Fuel Tank Pressure Sensor Circuit - High Voltage
- DTC P0462: Fuel Level Sensor Circuit - Low Voltage
- DTC P0463: Fuel Level Sensor Circuit - High Voltage
- DTC P0480: Cooling Fan Relay No. 1 Control Circuit
- DTC P0481: Cooling Fan Relay No. 2 Control Circuit
- DTC P0506: Idle Speed - Low
- DTC P0507: Idle Speed - High
- DTC P0530: A/C Refrigerant Pressure Sensor Circuit
- DTC P0560: System Voltage
- DTC P0601: Pcm Memory
- DTC P0602: Pcm Not Programmed
- DTC P0620: Generator Performance
- DTC P0650: Malfunction Indicator Light Control Circuit
- DTC P1106: Manifold Absolute Pressure Sensor Circuit Intermittent High Voltage
- DTC P1107: Manifold Absolute Pressure Sensor Circuit Intermittent Low Voltage
- DTC P1111: Intake Air Temperature Sensor Circuit Intermittent High Voltage
- DTC P1112: Intake Air Temperature Sensor Circuit Intermittent Low Voltage
- DTC P1114: Engine Coolant Temperature Sensor Circuit Intermittent Low Voltage
- DTC P1115: Engine Coolant Temperature Sensor Circuit Intermittent High Voltage
- DTC P1121: Throttle Position Sensor Circuit Intermittent High Voltage
- DTC P1122: Throttle Position Sensor Circuit Intermittent Low Voltage
- DTC P1133: Heated Oxygen Sensor No. 1 - Insufficient Switching
- DTC P1134: Heated Oxygen Sensor No. 1 Transition Time Ratio
- DTC P1336: Crankshaft Position System Variation Not Learned
- DTC P1351: Ignition Control Circuit - High Voltage
- DTC P1352: Ignition By-Pass Circuit - High Voltage
- DTC P1361: Ignition Control Circuit - Low Voltage
- DTC P1362: Ignition By-Pass Circuit - Low Voltage
- DTC P1374: Crankshaft Position High-To-Low Resolution Frequency Correlation
- DTC P1380: Misfire Detected - Rough Road Data Not Available
- DTC P1381: Misfire Detected - No Communications With Brake Control Module
- DTC P1404: EGR Valve Closed Position Performance
- DTC P1441: Evaporative Emission System Flow During Non-Purge
- DTC P1483: Engine Cooling System Performance
- DTC P1546: A/C Clutch Relay Control Circuit
- DTC P1554: Cruise Control Feedback Circuit
- DTC P1571: Traction Control Torque Request Circuit
- DTC P1585: Cruise Control Inhibit Output Circuit
- DTC P1626: Theft Deterrent Fuel Enable Signal Lost
- DTC P1630: Theft Deterrent Learn Mode Active
- DTC P1631: Theft Deterrent Start Enable Signal Not Correct
- DTC P1635: 5-Volt Reference "A" Circuit
- DTC P1639: 5-Volt Reference "B" Circuit
- DTC P1689: Traction Control Delivered Torque Output Circuit
Factory Service Tools
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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.
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