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
- Notes
- Scan Tool Data Definitions
- Coolant Temp (Engine Coolant Temperature, °C, °F)
- Intake Air Temp. (°C, °F)
- Engine Speed (Rpm)
- Desired Idle (Desired Idle Speed, Rpm)
- MAF (MASS AIR FLOW RATE, g/s, lb/min.)
- CALC Load (Calculated Load Value, %)
- Throttle Pos (Absolute Throttle Position, %)
- BAROMETRIC PRESS (kPa, in.Hg)
- Fuel Tank Level (%)
- Battery Voltage (V)
- Brake SW (On/Off)
- IMT Valve Actuator (Intake Manifold Tuning Valve, Open/Close)
- Fuel System (Fuel System Status)
- O2S Sensor B1 S2 (Heated Oxygen Sensor-2, V)
- Short Ft B1 (Short Term Fuel Trim, %)
- Long Ft B1 (Long Term Fuel Trim, %)
- Total Ft Trim B1 (Total Fuel Trim, %)
- A/F B1 S1 CURRENT (A/F SENSOR OUTPUT CURRENT, mA)
- Fuel Cut (On/Off)
- O2S B1 S2 Act (Heated Oxygen Sensor-2, Active / Inactive)
- A/F B1 S1 Act (A/F Sensor, Active / Inactive)
- CANIST PRG Duty (EVAP Canister Purge Flow Duty, %)
- Ignition Advance (Ignition Timing Advance For No.1 Cylinder, °)
- Fuel Pump (On/Off)
- Starter SW (Starter Switch, On / Off)
- A/C PRESSURE (A/C REFRIGERANT ABSOLUTE PRESSURE, kPa)
- A/C Switch (On/Off)
- A/C Comp Relay (A/C Compressor Relay, On/Off)
- Blower Fan (On/Off)
- Electric Load (On/Off)
- PSP SWITCH (POWER STEERING PUMP PRESSURE SWITCH, ON/OFF) (Non-EPS model)
- 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, %)
- Target Throttle POSI (Target Throttle Valve Position, %)
- IAC Throttle Opening (Idle Air (Speed) Control Throttle Valve Opening, %)
- Throttle Motor Volt (V)
- Closed Throttle Pos (Closed Throttle Position, On/Off)
- Throttle Motor Relay (On / Off)
- VEHICLE SPEED (km/h, mph)
- INJ PULSE WIDTH (FUEL INJECTION PULSE WIDTH, msec.)
- RADIATOR FAN (RADIATOR COOLING FAN CONTROL RELAY, Low/High/OFF)
- A/C COND Fan (A/C Condenser Cooling Fan Control Relay, On / Off)
- PNP SIGNAL (TRANSMISSION RANGE SENSOR, P/N or D range)
- EVAP Vent Valve (EVAP Vent Valve, On / Off)
- Leak Check Pump (EVAP Leak Detection Pump, On / Off)
- LEAK CHECK P SENSOR (EVAP LEAK CHECK PRESSURE SENSOR, in.Hg, kPa)
- Visual Inspection
- Engine Basic Inspection
- Engine Symptom Diagnosis
- MIL Does Not Come ON with Ignition Switch ON and Engine Stop (but Engine Can Be Started)
- MIL Remains ON after Engine Starts
- DTC P0030: HO2S Heater Control Circuit (Sensor-1, Bank-1)
- DTC P0031 / P0032: HO2S Heater Control Circuit Low / High (Sensor-1, Bank-1)
- DTC P0037 / P0038: HO2S Heater Control Circuit Low / High (Sensor-2, Bank-1)
- DTC P0101: Mass or Volume Air Flow Circuit Range / Performance
- DTC P0102 / P0103: Mass or Volume Air Flow Circuit Low / High Input
- DTC P0111: Intake Air Temperature Sensor 1 Circuit Range / Performance
- DTC P0112 / P0113: Intake Air Temperature Sensor Circuit Low / High Input
- DTC P0116: Engine Coolant Temperature Circuit Range / Performance
- DTC P0117 / P0118: Engine Coolant Temperature Circuit Low / High
- DTC P0122 / P0123: Throttle / Pedal Position Sensor / Switch "A" Circuit Low / High
- DTC P0125: Insufficient Coolant Temperature for Closed Loop Fuel Control
- DTC P0128: Coolant Thermostat (Coolant Temperature Below Thermostat Regulating Temperature)
- DTC P0131 / P0132: O2 Sensor Circuit Low Voltage / High Voltage (Sensor-1, Bank-1)
- DTC P0133: O2 Sensor Circuit Slow Response / Performance (Sensor-1, Bank-1)
- DTC P0134: O2 Sensor Circuit No Activity Detected (Sensor-1, Bank-1)
- DTC P0137 / P0138: O2 Sensor Circuit Low Voltage / High Voltage (Sensor-2, Bank-1) (EVAP Leak Check Model)
- DTC P0137 / P0138: O2 Sensor (HO2S) Circuit Low Voltage / High Voltage (Sensor-2, Bank-1) (Non-EVAP-Leak-Check Model)
- DTC P0139: O2 Sensor Circuit Slow Response (Sensor-2, Bank-1)
- DTC P0140: O2 Sensor (HO2S) Circuit No Activity Detected (Sensor-2, Bank-1)
- DTC P0171 / P0172: System Too Lean / Too Rich (Sensor-1, Bank-1)
- DTC P0222 / P0223: Throttle Position Sensor (Sub) Circuit Low / High
- DTC P0300 / P0301 / P0302 / P0303 / P0304: Random Misfire Detected / Cylinder 1 / Cylinder 2 / Cylinder 3 / Cylinder 4 Misfire Detected
- DTC P0327 / P0328: Knock Sensor Circuit Low / High
- DTC P0335: Crankshaft Position Sensor "A" Circuit
- DTC P0340: Camshaft Position Sensor "A" Circuit
- DTC P0420: Catalyst System Efficiency Below Threshold (Bank-1)
- DTC P0441: Evaporative Emission System Incorrect Purge Flow
- DTC P0443: EVAP Emission System Purge Control Valve Circuit
- DTC P0449: Evaporative Emission System Vent Valve 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 Circuit Low / High
- DTC P0480: Fan 1 Control Circuit
- DTC P0481: Fan 2 Control Circuit (EVAP Leak Check Model)
- DTC P0481: Fan 2 Control Circuit (Non-EVAP-Leak-Check Model)
- 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 / Higher than Expected
- DTC P0532 / P0533: A/C Refrigerant Pressure Sensor Circuit Low / High
- DTC P0601 / P0602 / P0607: Internal Control Module Memory Check Sum Error / Control Module Programming Error / Control Module Performance
- DTC P0616 / P0617: Starter Relay Circuit Low / High
- DTC P0630: VIN Not Programmed or Incompatible - ECM
- DTC P0660 / P0662: Intake Manifold Tuning Valve Control Circuit Open / High
- DTC P1420: Evaporative Emission System Vent Valve Stuck Open
- DTC P1421: Evaporative Emission System Vent Valve Stuck Closed
- DTC P1422: Evaporative Emission System Leak Detect Pump Stuck OFF
- DTC P1424: Evaporative Emission System Leak Detection Pump Flow High
- DTC P1425: EVAP Pump Flow Low
- DTC P1510: ECM Back-Up Power Supply Malfunction
- DTC P2096 / P2097: Post Catalyst Fuel Trim System Too Lean / Too Rich (Sensor-2, Bank-1)
- DTC P2101: Throttle Actuator Control Motor Circuit Range / Performance
- DTC P2102: Throttle Actuator Control Motor Circuit Low
- DTC P2103: Throttle Actuator Control Motor Circuit High
- DTC P2111: Throttle Actuator Control System - Stuck Open
- DTC P2119: Throttle Actuator Control Throttle Body Range / Performance
- DTC P2122 / P2123: Throttle / Pedal Position Sensor / Switch "D" Circuit Low / High
- DTC P2127 / P2128: Throttle / Pedal Position Sensor / Switch "E" Circuit Low / High Input
- DTC P2135: Throttle / Pedal Position Sensor / Switch "A" / "B" Voltage Correction
- DTC P2138: Pedal Position Sensor (Main / Sub) Voltage Correction
- DTC P2195 / P2196: O2 Sensor Signal Stuck Lean / Stuck Rich (Sensor-1, Bank-1)
- DTC P2227: Barometric Pressure Circuit Range / Performance (EVAP Leak Check Model)
- DTC P2228 / P2229: Barometric Pressure Circuit Low / High (EVAP Leak Check Model)
- DTC P2227 / P2228 / P2229: Barometric Pressure Circuit Performance / Low / High (Non-EVAP-Leak-Check Model)
- DTC P2237: O2 Sensor Positive Current Control Circuit / Open (Sensor-1, Bank-1)
- DTC P2400: Evaporative Emission System Leak Detection Pump Control Circuit Open
- DTC P2A01: O2 Sensor Circuit Range / Performance (Sensor-2, Bank-1)
- DTC U0073: Control Module Communication Bus Off
- DTC U0101: Lost Communication with TCM
- DTC U0121: Lost Communication with ABS / ESP® Control Module
- DTC U0140: Lost Communication with Body Control Module
- Troubleshooting for CAN-DTC
- Inspection of ECM and Its Circuits
- ECM Power and Ground Circuit Check
- Fuel Injector Circuit Check
- Fuel Pump and Its Circuit Check
- Fuel Pressure Check
- A/C Condenser Cooling Fan Control System Inspection
- A/C System Circuits Check
- Electric Load Signal Circuit Check
- Radiator Cooling Fan Low Speed Control System Check
- Radiator Cooling Fan High Speed Control System Check
- Repair Instructions
- Special Tools and Equipment