Note. If DTC P0122, P0123, P0222, P0223, P1122, P1124, P1126 or P2135 is also set, perform diagnosis for those DTCs first.
Note. Before performing diagnostic procedure, follow testing procedure. See TESTING PROCEDURE under SELF-DIAGNOSTIC SYSTEM.
Home/Infiniti/Q45/Infiniti Q45 III (2001-2006)/Repair manual/Testing & Diagnostics/DTC P0506: IDLE SPEED CONTROL SYSTEM
Contents
Wiring diagrams Section: Testing & Diagnostics- Engine Controls - Basic Diagnostic Procedures: Diagnosis
- Engine Controls - Basic Diagnostic Procedures: Other
- Engine Controls - Self-Diagnostics - Q45: Overview
- Engine Controls - Self-Diagnostics - Q45: Adjustments
- Engine Controls - Self-Diagnostics - Q45: Component Locations
- Engine Controls - Self-Diagnostics - Q45: Other
- DTC P0102, P0103 Or P1102: MAF Sensor
- DTC P0117 Or P0118: ECT Sensor
- DTC P0122, P0123, P0222, P0223 Or P2135: TP Sensor
- DTC P1121: Electric Throttle Control Actuator
- DTC P1122: Electric Throttle Control Function
- DTC P1124 Or P1126: Throttle Control Motor Relay
- DTC P2122, P2123, P2127, P2128 Or P2138: Accelerator Pedal Position Sensor
- DTC P0011: INTAKE/VALVE TIMING CONT - B1 OR P0021: INTAKE/VALVE TIMING CONT - B2
- DTC P0031, DTC P0032, DTC P0051 OR DTC P0052
- DTC P0037, DTC P0038, DTC P0057 OR DTC P0058
- DTC P0101: MASS AIRFLOW SENSOR
- DTC P0102, DTC P0103 OR DTC P1102
- DTC P0112 OR DTC P0113: INTAKE AIR TEMPERATURE SENSOR
- DTC P0117, DTC P0118 OR DTC P0125: ENGINE COOLANT TEMPERATURE SENSOR
- DTC P0117 Or P0118 Confirmation Test
- DTC P0125 Confirmation Test
- DTC P0122, DTC P0123, DTC P0222, DTC P0223 OR DTC P2135: THROTTLE POSITION SENSOR
- DTC P0127: INTAKE AIR TEMPERATURE SENSOR (INCORRECT VOLTAGE)
- DTC P0128: THERMOSTAT FUNCTION
- DTC P0132 OR DTC P0152: BANK 1 OR BANK 2 HO2S1 (HIGH VOLTAGE)
- DTC P0133 OR DTC P0153: BANK 1 OR BANK 2 HO2S1 (RESPONSE MONITORING)
- DTC P0134 OR DTC P0154: BANK 1 OR BANK 2 HO2S1 (CIRCUIT)
- DTC P0138 OR DTC P0158: BANK 1 OR BANK 2 HO2S2 (MAX VOLTAGE MONITORING)
- DTC P0139 OR DTC P0159: BANK 1 OR BANK 2 HO2S2 (RESPONSE MONITORING)
- 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, DTC P0182 OR DTC P0183: FUEL TANK TEMPERATURE SENSOR
- DTC P0300-P0308: CYLINDER OR MULTIPLE CYLINDER MISFIRE
- DTC P0327, DTC P0328, DTC P0332 OR DTC P0333: BANK 1 OR BANK 2 KNOCK SENSOR
- DTC P0335: CRANKSHAFT POSITION SENSOR (POS)
- DTC P0340: CAMSHAFT POSITION SENSOR (PHASE)
- DTC P0420 OR DTC P0430: BANK 1 OR BANK 2 (3-WAY CATALYST FUNCTION)
- DTC P0441: EVAP CONTROL SYSTEM PURGE FLOW MONITORING
- DTC P0442, DTC P0455 OR DTC P1442: EVAP CONTROL SYSTEM
- DTC P0444 OR DTC P0445: EVAP CANISTER PURGE VOLUME CONTROL SOLENOID VALVE (EXCESSIVELY LOW OR HIGH VOLTAGE)
- DTC P0447: EVAP CANISTER VENT CONTROL VALVE (CIRCUIT)
- DTC P0452: EVAP CONTROL SYSTEM PRESSURE SENSOR (LOW VOLTAGE)
- DTC P0453: EVAP CONTROL SYSTEM PRESSURE SENSOR (HIGH VOLTAGE)
- DTC P0456 OR DTC P1456: EVAP CONTROL SYSTEM (VERY SMALL LEAK)
- DTC P0460: FUEL LEVEL SENSOR FUNCTION (SLOSH)
- DTC P0461: FUEL LEVEL SENSOR FUNCTION
- DTC P0462 OR DTC P0463: FUEL LEVEL SENSOR CIRCUIT
- DTC P0500: VEHICLE SPEED SENSOR
- DTC P0506: IDLE SPEED CONTROL SYSTEM
- DTC P0507: IDLE SPEED CONTROL SYSTEM
- DTC P0605: ECM
- DTC P1065: ECM POWER SUPPLY (BACK-UP)
- DTC P1111 OR DTC P1136: BANK 1 OR BANK 2 INTAKE VALVE TIMING (IVT) CONTROL SOLENOID VALVE (CIRCUIT)
- DTC P1119: RADIATOR COOLANT TEMPERATURE SENSOR (CIRCUIT)
- DTC P1121: ELECTRIC THROTTLE CONTROL ACTUATOR
- DTC P1122: ELECTRIC THROTTLE CONTROL FUNCTION (CIRCUIT)
- DTC P1124 OR DTC P1126: THROTTLE CONTROL MOTOR RELAY (CIRCUIT)
- DTC P1128: THROTTLE CONTROL MOTOR (CIRCUIT)
- DTC P1140 OR DTC P1145: BANK 1 OR BANK 2 INTAKE VALVE TIMING (IVT) CONTROL POSITION SENSOR (CIRCUIT)
- DTC P1143 OR DTC P1163: BANK 1 OR BANK 2 HO2S1 (LEAN SHIFT MONITORING)
- DTC P1144 OR DTC P1164: BANK 1 OR BANK 2 HO2S1 (RICH SHIFT MONITORING)
- DTC P1146 OR DTC P1166: HO2S2 (MINIMUM VOLTAGE)
- DTC P1147 OR DTC P1167: HO2S2 (MAXIMUM VOLTAGE)
- DTC P1148 OR DTC P1168: BANK 1 OR BANK 2 CLOSED LOOP CONTROL
- DTC P1211: TCS CONTROL UNIT
- DTC P1212: TCS COMMUNICATION LINE
- DTC P1217: ENGINE OVER TEMPERATURE (OVERHEAT)
- DTC P1220: FUEL PUMP CONTROL MODULE
- DTC P1225: TP SENSOR
- DTC P1226: TP SENSOR
- DTC P1229: SENSOR POWER SUPPLY
- DTC P1444: EVAP CANISTER PURGE VOLUME CONTROL VALVE
- DTC P1446: EVAP CANISTER VENT CONTROL VALVE (CLOSE)
- DTC P1448: EVAP CANISTER VENT CONTROL VALVE (OPEN)
- DTC P1464: FUEL LEVEL SENSOR CIRCUIT (GROUND SIGNAL)
- 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 P1780: SHIFT CHANGE SIGNAL
- DTC P1805: BRAKE SWITCH
- DTC P2122, DTC P2123, DTC P2127, DTC P2128 OR DTC P2138: ACCELERATOR PEDAL POSITION SENSOR
- DTC U1000 OR DTC U1001: CAN COMMUNICATION LINE
- 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
- Abbreviations
- Accessory Drive Belts
- Adjustments
- Airbag
- Application
- Automatic Air Conditioner
- Automatic Air Conditioner: Diagnosis
- Automatic Drive Positioner
- Automatic HVAC System
- Automatic Trans
- Automatic Transaxle
- Automatic Transaxle: Diagnosis
- Automatic Transaxle: Overhaul
- Axle Shafts
- Basic Trouble Shooting
- Brake Control System: Diagnosis
- Brakes
- Brakes Control Systems
- Cabin Air Filter
- CAN
- 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 Controls - Removal & Installation - Except I35 & QX4: Removal & Installation
- Engine Controls - Self-Diagnostics - Q45: Diagnosis
- Engine Mechanical
- Engine Performance
- Entertainment Systems
- Exterior Body Panels
- Exterior Lights
- Exterior/interior Trim
- Fuses & Circuit Breakers
- Gauges & Instrument Panels
- General Information
- Headlights
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- Identification
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- Mechanical
- Mechanical - Hydraulic
- Metric Conversions
- Mode 6
- Navigation System
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- Passive Restraints
- Pin Voltage Charts
- Rear Final Drive
- Remote Keyless Entry System
- Removal & Installation
- Reset Procedures
- Restraints
- Seats
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- Specifications
- Starter
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- Steering Column Switches
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- Suspension Control Systems
- Suspension Front
- Suspension Rear
- Testing & Diagnostics
- Theory & Operation
- Traction Control Disable
- Transmission
- Vehicle Information and Integrated Switch System
- Vehicle Security (Theft Warning) System
- Warning System
- Wheel Alignment
- Wheel Hubs
- Windows
- Wiper/washer Systems