Engine Controls - Tests W/Codes - 2.5L
- Introduction
- System Diagnosis
- Diagnostic Procedure
- Entering On-Board Diagnostics
- Please Read This First *
- Check Engine Light Diagnostic Mode
- DRB-II Diagnostic Mode
- Start Counter
- Fault Counter
- DRB-II Switch Test Mode
- DRB-II Read Input States
- DRB-II Read Output States
- DRB-II Actuates Solenoids & Relays
- DRB-II Actuates Outputs
- DRB-II Read Sensor Voltages
- DRB-II Read Sensor Values
- DRB-II Engine Parameters
- DRB-II Set Engine Rpm
- DRB-II Emissions EMR Tests
- DRB-II Read Module Information
- DRB-II System Monitors
- DRB-II Special Functions
- DRB-II Problems & Error Messages
- Diagnostic Trouble Code (DTC) Identification
- Clearing Codes
- Vehicle Security System Diagnosis
- SBEC 60-Pin Connector Terminal Identification
- Code Charts For 2.5L Non-Turbo
- No Start Tests - 2.5L Non-Turbo
- NS1: Check For IGN Spark & Power Feed To Coil
- NS2: Check For Fuel Spray & Fault Messages W/DRB-II
- NS3: Checking For Injector Faults & Theft Status
- NS4: Check For Fuel Pressure, TPS & Power Feed To Injectors
- NS5: Checking For Wet Plugs, Valve Gear & IGN Timing
- NS6: Check Fuel Filter, Fuel Pump, Pressure Regulator
- NS7: Check For Flooding Fuel INJ., Kinked Fuel Lines
- NS8: Checking High Fuel Pressure At Regulator & Tank
- NS9: Check For Defective Coil Or Control Circuitry
- NS10: Check Injector, Control Circuit & Eng Controller
- NS11: Checking DRB-II & System Faults
- NS12: Check For System PWR & GND, Operation Of Map
- NS13: Code 11 "IGN Reference Signal"
- NS14: Code 42 "ASD Relay Circuit"
- NS15: Checking ASD Relay, Power Feed To Fuel Pump,
- DRIVEABILITY Tests - 2.5L Non-Turbo
- Dr1: Checking System For Faults
- Dr2: Code 13 "Map Pneumatic Signal"
- Dr3: Code 13 "Map Pneumatic Change"
- Dr4: Code 14 "Map Voltage Too Low"
- Dr5: Code 14 "Map Voltage Too High"
- Dr6: Code 15 "Vehicle Speed Signal"
- Dr7: Code 21 "Oxygen Sensor Signal"
- Dr8: Code 21 "Oxygen Sensor Shorted Hi"
- Dr9: Code 22 "Coolant Voltage Low"
- Dr10: Code 22 "Coolant Voltage High"
- Dr11: Code 23 "T/B Temp Voltage Low"
- Dr12: Code 23 "T/B Temp Voltage Hi"
- Dr13: Code 24 "TPS Voltage Low"
- Dr14: Code 24 "TPS Voltage High"
- Dr15: Code 25 "AIS Motor Circuits"
- Dr16: Code 31 "Purge Solenoid CKT"
- Dr17: Code 32 "EGR Solenoid Circuit"
- Dr18: Code 32 "EGR System Failure"
- Dr19: Code 33 "A/C Clutch Relay CKT" (Except C Body)
- Dr20: Code 33 "A/C Clutch Relay CKT" (C Body)
- Dr21: Code 35 "Radiator Fan Relay" (Except C Body)
- Dr22: Code 35 "Radiator Fan Relay" (C Body)
- Dr23: Code 37 "PTU Solenoid Circuit"
- Dr24: Code 62 & 63"EMR Miles Not Stored" & "EEPROM Write Denied"
- Dr25: Check Eng Controller Ground & Power Circuits
- Dr26: Check EGR Operation Federal Emissions
- Dr27: Ignition System Output
- Dr28: Check Base Timing & Fuel Pressure
- Dr29: Repairing Faults For Fuel Mixture
- Dr30: Code 51 "Lean F/A Condition"
- Dr31: O2 Sensor Heater Test
- Dr32: Checking Minimum Idle Air
- Dr33: Other Possible Causes Of Dr Related Problems
- Dr34: Intermittent Test For Solenoids & Relays
- Dr35: Intermittent Test For Map Sensor Pneumatic Change
- Dr36: Intermittent Test For Voltage Sensors
- Dr37: Intermittent Test For Idle Motor Circuits
- Dr38: Intermittent Test For Fuel Injector
- Verification Tests - 2.5L Non-Turbo
- No Start Tests - 2.5L Turbo
- NS1: Check For IGN Spark & Power Feed To Coil
- NS2: Check For Faults & Theft Alarm Status
- NS3: Check For Fuel Pressure, TPS & Power Feed To Injectors
- NS4: Check For Wet Plugs, Valve Gear & IGN Timing
- NS5: Check For Fuel Filter, Fuel Pump,
- NS6: Check For High Fuel Pressure At Pressure
- NS7: Check For Defective Coil Or Control Circuitry
- NS8: Check Injector, Control Circuit & Eng Controller
- NS9: Check For System PWR & GND, Operation Of Map
- NS10: Code 11 "IGN Reference Signal"
- NS11: Code 42 "ASD Relay Circuit"
- NS12: Code 42 "Z1 Voltage Sense"
- NS13: Code 54 "Sync Pickup Signal"
- DRIVEABILITY Tests - 2.5L Turbo
- Dr1: Checking System For Faults
- Dr2: Code 13 "Map Pneumatic Signal"
- Dr3: Code 13 "Map Pneumatic Change"
- Dr4: Code 14 "Map Voltage Too Low"
- Dr5: Code 14 "Map Voltage Too High"
- Dr6: Code 15 "Vehicle Speed Signal"
- Dr7: Code 21 "Oxygen Sensor Signal"
- Dr8: Code 21 "Oxygen Sensor Shorted Hi"
- Dr9: Code 22 "Coolant Voltage Lo"
- Dr10: Code 22 "Coolant Voltage High"
- Dr11: Code 23 "Charge Temp Volt Low"
- Dr12: Code 23 "Charge Temp Volt Hi"
- Dr13: Code 24 "TPS Voltage Low"
- Dr14: Code 24 "TPS Voltage High"
- Dr15: Code 25 "AIS Motor Circuits"
- Dr16: Code 27 "INJ 1 Control CKT"
- Dr17: Code 27 "INJ 2 Control CKT"
- Dr18: Code 27 "INJ 3 Control CKT"
- Dr19: Code 27 "INJ 4 Control CKT"
- Dr20: Code 31 "Purge Solenoid CKT"
- Dr21: Code 32 "EGR Solenoid Circuit" (2.5L CALIF)
- Dr22: Code 32 "EGR System Failure" (2.5L CALIF)
- Dr23: Code 33 "A/C Clutch Relay CKT"
- Dr24: Code 35 "Radiator Fan Relay"
- Dr25: Code 42 "Z1 Voltage Sense"
- Dr26: Code 64 "VNT Solenoid #1 CKT" (Turbo IV)
- Dr27: Code 65 "VNT Solenoid #2 CKT" (Turbo IV)
- Dr28: Code 36 "VNT Solenoid #3 CKT" Or "WASTEGATE Solenoid"
- Dr29: Code 67 "VNT A-Side Control" (Turbo IV)
- Dr30: Code 45 "Boost Limit Exceeded"
- Dr31: Code 45 "Boost Limit Exceeded" (Turbo IV)
- Dr32: Code 61 "BARO Read Solenoid"
- Dr33: Code 62 & 63 "EMR Miles Not Stored" & "EEPROM Write Denied"
- Dr34: Check Eng Controller GRN & PWR Circuits
- Dr35: Checking Secondary Coil Output & Timing
- Dr36: Checking Fuel Pressure
- Dr37: Checking For Fuel Mixture
- Dr38: Code 51 "Lean F/A Condition"
- Dr39: Checking Oxygen Sensor Heater
- Dr40: Checking Minimum Airflow Speed
- Dr41: Other Possible Causes Of Dr Problems
- Dr42: Intermittent Test For Solenoid & Relay Faults
- Dr43: Intermittent Test For Map Pneumatic Change Fault
- Dr44: Intermittent Test For Voltage Sensors
- Dr45: Intermittent Test For Idle Motor Circuits
- Dr46: Intermittent Test For Injector Faults
- Verification Tests - 2.5L Turbo