Engine General Information And Diagnosis
- Precautions
- General Description
- Schematic and Routing Diagram
- Component Location
- Diagnostic Information and Procedures
- Engine and Emission Control System Check
- Malfunction Indicator Lamp (MIL) Check
- DTC Check
- DTC Clearance
- Troubleshooting for Communication Error with Scan Tool Using CAN
- DTC Table
- Fail-Safe Table
- Scan Tool Data
- ECM
- Scan Tool Data Definitions
- Fuel System (Fuel System Status)
- Short Term Fuel Trim (%)
- Long Term Fuel Trim (%)
- Total Fuel Trim (%)
- Inj Pulse Width (Fuel Injection Pulse Width, msec.)
- Ignition Advance (Ignition Timing Advance for NO. 1 Cylinder, ° BTDC)
- Calculated Load (Calculated Load Value, %)
- Engine Speed (rpm)
- Desired Idle (Desired Idle Speed, rpm)
- MAF (Mass Air Flow rate, g/sec, lb/min.)
- Vehicle Speed (km/h, mph)
- ECT (Engine Coolant Temperature, °C, °F)
- Intake Air Temperature. (°C, °F)
- Barometric Pres (kPa, mmHg, inHg, bar)
- Evap Canist Prg Duty (Evap Canister Purge Flow Duty, %)
- VVT Gap (Target Actual Position, °)
- IAC Throttle Opening (Idle Air Throttle Valve Opening, %)
- TP Sensor 1 Volt (TP Sensor (Main) Output Voltage, V)
- TP Sensor 2 Volt (TP Sensor (SUB) Output Voltage, V)
- APP Sensor 1 Volt (APP Sensor (Main) Output voltage, V)
- APP Sensor 2 Volt (APP Sensor (sub) Output Voltage, V)
- Accel Position (Absolute Accelerator Pedal Position, %)
- Throttle Position (Absolute Throttle Position, %)
- Target throttle Posi (Target throttle Valve Position, %)
- Throttle Motor Volt (Throttle Actuator Supply Voltage) (V)
- O2S B1 S2 (Ho2S, V)
- A/F B1 S1 Current (A/F Sensor Output Current, mA)
- Battery Voltage (V)
- Fuel Tank Level (%)
- A/C Pressure (A/C Refrigerant Absolute Pressure, kPa)
- Generator Cont Duty (Generator Control Duty, %)
- Generator Field Duty (Generator Field Coil Duty, %)
- Leak check P sensor (EVAP Leak check Pressure sensor, in.Hg, kPa)
- Radiator Fan Radiator Cooling Fan Control Relay, Low/High/Off)
- A/C Cond Fan (A/C Condenser Cooling Fan Control Relay, ON/OFF)
- A/C Comp Relay (A/C Compressor Relay, ON/OFF)
- Leak Check Pump (Mon) (EVAP Leak Detection Pump, ON/OFF)
- Fuel Pump (ON/OFF)
- Intake Tuning Sol (Com) (Intake Tuning Solenoid Command, ON/OFF)
- Throttle Motor Relay (ON/OFF)
- Starter SW (Starter Switch, ON/OFF)
- PSP Switch (Power Steering Pump Pressure Switch (Hydraulic P/S model) or Power Steering Switch (EPS model), ON/OFF)
- A/C Switch (ON/OFF)
- Blower Fan (ON/OFF)
- Brake Switch (ON/OFF)
- Electric Load (ON/OFF)
- PNP Signal (P/N or D range) (CVT model)
- Cruise RES/ACC Switch (ON/OFF)
- Cruise RES/Coast Switch (ON/OFF)
- Cruise CANCEL Switch (ON/OFF)
- Cruise ON/OFF Switch (Released/Pushed)
- Fuel Cut (ON/OFF)
- Closed Throttle Pos (Closed Throttle Position, ON/OFF)
- O2S B1 S2 ACT (HO2S, Active/Inactive)
- A/F B1 S1 ACT (A/F Sensor, Active/Inactive)
- Visual Inspection
- Engine Basic Inspection
- Engine Symptom Diagnosis
- MIL Does Not Come ON with Ignition Switch in ON Position and Engine Stopped (but Engine Can Be Started)
- MIL Remains ON after Engine Starts
- DTC P0010: "A" Camshaft Position Actuator Circuit/Open
- DTC P0011/P0012: "A" Camshaft Position-Timing Over-Advanced or System Performance/"A" Camshaft Position-Timing Over-Retarded
- DTC P0016: Crankshaft Position-Camshaft Position Correlation
- DTC P0031/P0032: HO2S Heater Control Circuit Low (Sensor 1)/HO2S Heater Control Circuit High (Sensor 1)
- DTC P0037/P0038: HO2S Heater Control Circuit Low (Sensor 2)/HO2S Heater Control Circuit High (Sensor 2)
- DTC P0101: Mass or Volume Air Flow "A" Circuit Range/Performance
- DTC P0102/P0103: Mass or Volume Air Flow "A" Circuit Low/Mass or Volume Air Flow "A" Circuit High
- DTC P0111: Intake Air Temperature Sensor 1 Circuit Range Performance
- DTC P0112/P0113: Intake Air Temperature Sensor 1 Circuit Low/Intake Air Temperature Sensor 1 Circuit High
- DTC P0116/P0125/P0128: Engine Coolant Temperature Sensor 1 Circuit Range/Performance/Insufficient Coolant Temperature for Closed Loop Fuel Control/Coolant Thermostat (Coolant Temperature Below Thermostat Regulating Temperature)
- DTC P0117/P0118: Engine Coolant Temperature Sensor 1 Circuit Low/Engine Coolant Temperature Sensor 1 Circuit High
- DTC P011B: Engine Coolant Temperature/Intake Air Temperature Correlation
- DTC P0122/P0123: Throttle/Pedal Position Sensor/Switch "A" Circuit Low/Throttle/Pedal Position Sensor/Switch "A" Circuit High
- DTC P0131/P0132/P0134/P2237: O2 Sensor Circuit Low Voltage (Sensor 1)/O2 Sensor Circuit High Voltage (Sensor 1)/O2 Sensor No Activity Detected (Sensor 1)/O2 Sensor Positive Current Control Circuit/Open
- DTC P0133: O2 Sensor Circuit Slow Response Sensor 1
- DTC P0137/P0138: O2 Sensor Circuit Low Voltage (Sensor 2)/O2 Sensor Circuit High Voltage (Sensor 2)
- DTC P0139/P013E: O2 Sensor Circuit Slow Response (Sensor 2)/O2 Sensor Delayed Response Rich to Lean (Sensor 2)
- DTC P0171/P0172: System Too Lean/System Too Rich
- DTC P0222/P0223: Throttle/Pedal Position Sensor/Switch "B" Circuit Low/Throttle/Pedal Position Sensor/Switch "B" Circuit High
- DTC P0300/P0301/P0302/P0303/P0304: Random/Multiple Cylinder Misfire Detected/Cylinder 1 Misfire Detected/Cylinder 2 Misfire Detected/Cylinder 3 Misfire Detected/Cylinder 4 Misfire Detected
- DTC P0327/P0328: Knock Sensor 1 Circuit Low/Knock Sensor 1 Circuit High
- DTC P0335: Crankshaft Position Sensor "A" Circuit
- DTC P0340: Camshaft Position Sensor "A" Circuit
- DTC P0420: Catalyst System Efficiency Below Threshold
- DTC P0441: Evaporative Emission System Incorrect Purge Flow
- DTC P0443: Evaporative Emission System Purge Control Valve Circuit
- DTC P0449: Evaporative Emission System Vent Valve/Solenoid Circuit
- DTC P0456: Evaporative Emission System Leak Detected (Very Small Leak)
- DTC P0461: Fuel Level Sensor "A" Circuit Range/Performance
- DTC P0462/P0463: Fuel Level Sensor "A" Circuit Low/Fuel Level Sensor "A" Circuit High
- DTC P0480: Fan 1 Control Circuit
- DTC P0481: Fan 2 Control Circuit
- DTC P0482: Fan 3 Control Circuit
- DTC P0500: Vehicle Speed Sensor "A"
- DTC P0504: Brake Switch "A"/"B" Correlation
- DTC P0506/P0507: Idle Air Control System RPM Lower than Expected/Idle Air Control System RPM Higher than Expected
- DTC P050A/P050B: Cold Start Idle Air Control System Performance/Cold Start Ignition Timing Performance
- DTC P0532/P0533: A/C Refrigerant Pressure Sensor "A" Circuit Low/A/C Refrigerant Pressure Sensor "A" Circuit High
- DTC P0560: System Voltage
- DTC P0601/P0607/P062F/P2610: Internal Control Module Memory Check Sum Error/Control Module Performance/Internal Control Module EEPROM Error/ECM/PCM Internal Engine Off Timer Performance
- DTC P0602: Control Module Programming Error
- DTC P0616/P0617: Starter Relay Circuit Low/Starter Relay Circuit High
- DTC P0620: Generator Control Circuit
- DTC P0625/P0626: Generator Field/F Terminal Circuit Low/Generator Field/F Terminal Circuit High
- DTC P0630: VIN Not Programmed or Incompatible-ECM/PCM
- DTC P0660: Intake Manifold Tuning Valve Control Circuit/Open
- DTC P2096/P2097: Post Catalyst Fuel Trim System Too Lean/Post Catalyst Fuel Trim System Too Rich
- DTC P2101: Throttle Actuator "A" Control Motor Circuit Range/Performance
- DTC P2102/P2103: Throttle Actuator "A" Control Motor Circuit Low/Throttle Actuator "A" Control Motor Circuit High
- DTC P2111: Throttle Actuator Control System-Stuck Open
- DTC P2119: Throttle Actuator Control System - Stuck Open
- DTC P2122/P2123: Throttle/Pedal Position Sensor/Switch "D" Circuit Low/Throttle/Pedal Position Sensor/Switch "D" Circuit High
- DTC P2127/P2128: Throttle/Pedal Position Sensor/Switch "E" Circuit Low/Throttle/Pedal Position Sensor/Switch "E" Circuit High
- DTC P2135: Throttle/Pedal Position Sensor/Switch "A"/"B" Voltage Correlation
- DTC P2138: Throttle/Pedal Position Sensor/Switch "D"/"E" Voltage Correlation
- DTC P2195/P2196: O2 Sensor Signal Biased/Stuck Lean (Sensor 1)/O2 Sensor Signal Biased/Stuck Rich (Sensor 1)
- DTC P2227 (EVAP-Leak-Check Model): Barometric Pressure Sensor "A" Circuit/Range Performance
- DTC P2228/P2229 (EVAP-Leak-Check Model): Barometric Pressure Sensor "A" Circuit Low/Barometric Pressure Sensor "A" Circuit High
- DTC P2227/P2228/P2229 (Non-EVAP-Leak-Check Model): Barometric Pressure Sensor "A" Circuit Range/Performance/Barometric Pressure Sensor "A" Circuit Low/Barometric Pressure Sensor "A" Circuit High
- DTC P2400: Evaporative Emission System Leak Detection Pump Control Circuit/Open
- DTC P2404: Evaporative Emission System Leak Detection Pump Sense Circuit Range/Performance
- DTC P2A01: O2 Sensor Circuit Range/Performance (Sensor 2)
- DTC U0073: Control Module Communication Bus Off
- DTC U0101: ECM Lost Communication With TCM
- DTC U0121: ECM Lost Communication With ABS / ESP® Control Module
- DTC U0140: ECM Lost Communication With BCM
- DTC U0155: Lost Communication With Instrument Panel Cluster (IPC) Control Module
- Troubleshooting for CAN-DTC
- Inspection of ECM and Its Circuits
- ECM Power and Ground Circuit Check
- Repair Instructions
- Special Tools and Equipment