Note. Before performing diagnostic procedure, follow testing procedure. See TESTING PROCEDURE under SELF-DIAGNOSTIC SYSTEM.
Note. Before performing diagnostic procedure, follow testing procedure. See TESTING PROCEDURE under SELF-DIAGNOSTIC SYSTEM.
Home/Infiniti/M45/Infiniti M45 II (2002-2004)/Repair manual/Testing & Diagnostics/DTC P0101: MASS AIRFLOW SENSOR
Contents
Wiring diagrams Section: Testing & Diagnostics- Engine Controls - Basic Diagnostic Procedures: Diagnosis
- Engine Controls - Basic Diagnostic Procedures: Other
- Engine Controls - Trouble Shooting - No Codes: Overview
- Engine Controls - Trouble Shooting - No Codes: Diagnosis
- Engine Controls - Trouble Shooting - No Codes: NVH
- Engine Controls - Trouble Shooting - No Codes: Other
- Engine Controls - System & Component Testing: Overview
- Engine Controls - System & Component Testing: Diagnosis
- Engine Controls - System & Component Testing: Component Locations
- Engine Controls - System & Component Testing: Other
- Engine Controls - Self-Diagnostics - M45: Specifications
- Engine Controls - Self-Diagnostics - M45: Overview
- Engine Controls - Self-Diagnostics - M45: Adjustments
- Engine Controls - Self-Diagnostics - M45: Diagnosis
- Engine Controls - Self-Diagnostics - M45: Wiring
- Engine Controls - Self-Diagnostics - M45: Component Locations
- Engine Controls - Self-Diagnostics - M45: Other
- DTC P0102, P0103 & P1102: MAF Sensor
- DTC P0117 & P0118: ECT Sensor
- DTC P0122, P0123, P0222, P0223 & P2135: TP Sensor
- DTC P0605: Engine Control Module
- DTC P1121: Electric Throttle Control (ETC) Actuator
- DTC P1122: Electric Throttle Control Function
- DTC P1124 & P1126: Throttle Control Motor Relay
- DTC P1128: Throttle Control Motor
- DTC P1229: Sensor Power Supply
- DTC P1805: Brake Switch
- DTC P2122, P2123, P2127, P2128 & P2138: Accelerator Pedal Position Sensor
- DTC P0011 & DTC P0021: INTAKE VALVE TIMING CONTROL SOLENOID VALVE
- DTC P0031, DTC P0032, DTC P0051 & DTC P0052: HEATED OXYGEN SENSOR 1 HEATER (CIRCUIT)
- DTC P0037, DTC P0038, DTC P0057 & DTC P0058: HEATED OXYGEN SENSOR 2 HEATER
- DTC P0101: MASS AIRFLOW SENSOR
- DTC P0102 & DTC P0103: MASS AIRFLOW SENSOR
- DTC P0112 & DTC P0113: INTAKE AIR TEMPERATURE SENSOR
- DTC P0117 & DTC P0118: ENGINE COOLANT TEMPERATURE SENSOR
- DTC P0122 & DTC P0123: THROTTLE POSITION SENSOR
- DTC P0125: ENGINE COOLANT TEMPERATURE SENSOR
- DTC P0127: INTAKE AIR TEMPERATURE SENSOR
- DTC P0128: THERMOSTAT FUNCTION
- DTC P0134 & DTC P0154: HEATED OXYGEN SENSOR 1
- DTC P0138 & DTC P0158: HEATED OXYGEN SENSOR 2
- DTC P0139 & DTC P0159: HEATED OXYGEN SENSOR 2
- DTC P0171 OR DTC P0174: BANK 1 OR BANK 2 FUEL INJECTION SYSTEM FUNCTION (LEAN)
- DTC P0172 OR DTC P0175: BANK 1 OR BANK 2 FUEL INJECTION SYSTEM FUNCTION (RICH)
- DTC P0181: FUEL TANK TEMPERATURE SENSOR
- DTC P0182: FUEL TANK TEMPERATURE SENSOR (LOW INPUT) OR DTC P0183: FUEL TANK TEMPERATURE SENSOR (HIGH INPUT)
- DTC P0222 & DTC P0223: THROTTLE POSITION SENSOR
- DTC P0300-P0308: CYLINDER OR MULTIPLE CYLINDER MISFIRE
- DTC P0327, DTC P0328, DTC P0332 & DTC P0333: KNOCK SENSOR
- DTC P0335: CRANKSHAFT POSITION SENSOR (POS)
- DTC P0340: CAMSHAFT POSITION SENSOR (PHASE)
- DTC P0420 & DTC P0430: THREE WAY CATALYST FUNCTION
- DTC P0441: EVAP CONTROL SYSTEM
- DTC P0442: EVAP CONTROL SYSTEM
- DTC P0444 & DTC P0445: EVAP CANISTER PURGE VOLUME CONTROL SOLENOID VALVE
- DTC P0447: EVAP CANISTER VENT CONTROL VALVE
- DTC P0452: EVAP CONTROL SYSTEM PRESSURE SENSOR (LOW)
- DTC P0453: EVAP CONTROL SYSTEM PRESSURE SENSOR (HIGH)
- DTC P0455: EVAP CONTROL SYSTEM
- DTC P0456: EVAP CONTROL SYSTEM
- DTC P0460: FUEL LEVEL SENSOR FUNCTION (SLOSH)
- DTC P0461: FUEL LEVEL SENSOR FUNCTION
- DTC P0462: FUEL LEVEL SENSOR CIRCUIT (LOW) OR DTC P0463: FUEL LEVEL SENSOR CIRCUIT (HIGH)
- DTC P0500: VEHICLE SPEED SENSOR
- DTC P0506: IDLE SPEED CONTROL SYSTEM
- DTC P0507: IDLE SPEED CONTROL SYSTEM
- DTC P0550: POWER STEERING PRESSURE SENSOR
- DTC P0605: ECM
- DTC P0650: MIL (CIRCUIT)
- DTC P1065: ECM POWER SUPPLY (BACK-UP)
- DTC P1102: MASS AIRFLOW SENSOR
- DTC P1111 & DTC P1136: INTAKE VALVE TIMING CONTROL SOLENOID VALVE
- DTC P1119: RADIATOR COOLANT TEMPERATURE SENSOR (CIRCUIT)
- DTC P1121: ELECTRIC THROTTLE CONTROL ACTUATOR
- DTC P1122: ELECTRIC THROTTLE CONTROL FUNCTION (CIRCUIT)
- DTC P1124: THROTTLE CONTROL MOTOR RELAY (SHORT) OR P1126: THROTTLE CONTROL MOTOR RELAY (OPEN)
- DTC P1128: THROTTLE CONTROL MOTOR
- DTC P1140 OR DTC P1145: BANK 1 OR BANK 2 INTAKE VALVE TIMING CONTROL (IVTC) POSITION SENSOR (CIRCUIT)
- DTC P1143 & DTC P1163: HEATED OXYGEN SENSOR 1
- DTC P1144 & DTC P1164: HEATED OXYGEN SENSOR 1
- DTC P1146 & DTC P1166: HEATED OXYGEN SENSOR 2
- DTC P1147 & DTC P1167: HEATED OXYGEN SENSOR 2
- DTC P1148 & DTC P1168: CLOSED LOOP CONTROL
- DTC P1211: TCS CONTROL UNIT
- DTC P1212: TCS COMMUNICATION LINE
- DTC P1217: ENGINE OVER TEMPERATURE
- DTC P1220: FUEL PUMP CONTROL MODULE
- DTC P1225: THROTTLE POSITION SENSOR
- DTC P1226: THROTTLE POSITION SENSOR
- DTC P1229: SENSOR POWER SUPPLY
- DTC P1442: EVAP CONTROL SYSTEM
- DTC P1444: EVAP CANISTER PURGE VOLUME CONTROL SOLENOID VALVE
- DTC P1446: EVAP CANISTER VENT CONTROL VALVE (CLOSED)
- DTC P1448: EVAP CANISTER VENT CONTROL VALVE (OPEN)
- DTC P1456: EVAP CONTROL SYSTEM
- DTC P1464: FUEL LEVEL SENSOR CIRCUIT (GROUND SIGNAL)
- DTC P1480: COOLING FAN SPEED CONTROL SOLENOID VALVE (CIRCUIT)
- DTC P1490: VACUUM CUT VALVE BY-PASS VALVE
- DTC P1491: VACUUM CUT VALVE BY-PASS VALVE
- DTC P1706: PARK/NEUTRAL POSITION SWITCH
- DTC P1720: VEHICLE SPEED SENSOR (A/T OUTPUT)
- DTC P1805: BRAKE SWITCH
- DTC P2122 & P2123: ACCELERATOR PEDAL POSITION SENSOR
- DTC P2127 & P2128: ACCELERATOR PEDAL POSITION SENSOR
- DTC P2135: THROTTLE POSITION SENSOR
- DTC P2138: ACCELERATOR PEDAL POSITION SENSOR
- DTC U1000 & U1001: CAN COMMUNICATION LINE
- Abbreviations
- Accessory Drive Belts
- Adjustments
- Airbag
- Application
- Automatic HVAC System
- Automatic Trans
- Axle Shafts
- Basic Trouble Shooting
- Brakes
- Brakes Control Systems
- Cabin Air Filter
- Charging System
- Check Lists
- Communication Devices
- Computer Relearn
- Cooling Fan
- Cooling System (Mechanical)
- Cruise Control Systems
- Diagnostic Connector Locations
- Differentials & Drive Axles
- Door Locks & Anti-Theft Systems
- Drive Cycles
- Driveline/axles
- Driveshaft & Universal Joints
- DTC Index
- Electrical Component Locations
- Electronic Steering
- Emission Applications
- Engine
- Engine Performance
- Entertainment Systems
- Exterior Body Panels
- Exterior Lights
- Exterior/interior Trim
- Fuses & Circuit Breakers
- Gauges & Instrument Panels
- Headlights
- Hoist/jack
- Identification
- Interior/illumination Lights
- Manual & Power Steering
- Mechanical
- Mechanical - Hydraulic
- Metric Conversions
- Mode 6
- Navigation System
- Oem General Information
- Parking Brake System
- Passive Restraints
- Pin Voltage Charts
- Removal & Installation
- Reset Procedures
- Restraints
- Seats
- Sensor Range Charts
- Specifications
- Starter
- Steering
- Steering Column Switches
- Sun Roof/t-Top/convertible Top
- Suspension Front
- Suspension Rear
- Testing & Diagnostics
- Theory & Operation
- Traction Control Disable
- Transmission
- Warning System
- Wheel Alignment
- Wheel Hubs
- Windows
- Wiper/washer Systems