Frontier 2WD L4-2.5L (QR25DE) (2005): Powertrain Management
Also for this vehicle: Frontier 2WD L4-2.4L (KA24DE) (1998), Frontier 2WD V6-3.3L (VG33E) (2003), Frontier 2WD V6-3.3L SC (VG33ER) (2004), Frontier 2WD V6-4.0L (VQ40DE) (2009), Frontier 4WD V6-3.3L (VG33E) (2003), Frontier 4WD V6-3.3L SC (VG33ER) (2004), Frontier 4WD V6-4.0L (VQ40) (2005), Frontier 4WD V6-4.0L (VQ40DE) (2006), Frontier SC Crew Cab 2WD V6-3.3L SC (VG33ER) (2002), Frontier SC Crew Cab 4WD V6-3.3L SC (VG33ER) (2001), Frontier SC King Cab 2WD V6-3.3L SC (VG33ER) (2002), Frontier SC King Cab 4WD V6-3.3L SC (VG33ER) (2001), Frontier SE Crew Cab 2WD V6-3.3L (VG33E) (2002), Frontier SE Crew Cab 4WD V6-3.3L (VG33E) (2000), Frontier SE King Cab 2WD V6-3.3L (VG33E) (2002), Frontier SE King Cab 4WD L4-2.4L (KA24DE) (1998), Frontier SE King Cab 4WD V6-3.3L (VG33E) (1999), Frontier XE 4WD L4-2.4L (KA24DE) (1998), Frontier XE Crew Cab 2WD V6-3.3L (VG33E) (2000), Frontier XE King Cab 2WD L4-2.4L (KA24DE) (2000), Frontier XE King Cab 2WD V6-3.3L (VG33E) (2001), Frontier XE King Cab 4WD L4-2.4L (KA24DE) (1998), Frontier XE King Cab 4WD V6-3.3L (VG33E) (2002).
Diagnostics
Maintenance
Engine
Transmission
Brakes
Electrical
Steering & suspension
Heating & A/C
Body & interior
Choose Sections to see everything in a chapter, or a chapter title to start at its first page.
Relays and Modules - Powertrain Management350 pages
Relays and Modules - Computers and Control Systems343 pages
Body Control Module › Component Information87 pages
- Electronic Throttle Actuator Relay › Component Information › Diagrams › Diagram Information and Instructions234567891011121314151617181920…38
Engine Control Module › Component Information217 pages
Technical Service Bulletins142 pages
All Technical Service Bulletins for Engine Control Module:62 pages
- 10-137B › Dec › 10 › Recall PC068 - Engine Control Module Relay Replacement2345678
- NHTSA10V517000 › Oct › 10 › Recall 10V517000: ECM Relay Replacement
- 10-078 › Jun › 10 › Engine Controls - ECM Programming Interruption Recovery23456789101112131415
- 09-136 › Dec › 09 › Engine Controls - ECM VIN Registration Procedure23456
- 09-029 › Apr › 09 › Engine Controls - CONSULTIII(R) ECM Programming234567891011121314
- 06-009A › Mar › 06 › Electrical - MIL ON/DTC's U1010 or U1000 Stored2345
- 04-126 › Oct › 04 › Engine Controls - MIL ON/DTC's P1273/P1283/P1274/P1284234
- 00-052C › Apr › 04 › Engine Controls - ECM Replacement Procedures23456789
All Other Service Bulletins for Engine Control Module:53 pages
- 10-078 › Jun › 10 › Engine Controls - ECM Programming Interruption Recovery23456789101112131415
- 09-136 › Dec › 09 › Engine Controls - ECM VIN Registration Procedure23456
- 09-029 › Apr › 09 › Engine Controls - CONSULTIII(R) ECM Programming234567891011121314
- 06-009A › Mar › 06 › Electrical - MIL ON/DTC's U1010 or U1000 Stored2345
- 04-126 › Oct › 04 › Engine Controls - MIL ON/DTC's P1273/P1283/P1274/P1284234
- 00-052C › Apr › 04 › Engine Controls - ECM Replacement Procedures23456789
All Other Service Bulletins for Engine Control Module:9 pages
- 10-137B › Dec › 10 › Recall PC068 - Engine Control Module Relay Replacement2345678
- NHTSA10V517000 › Oct › 10 › Recall 10V517000: ECM Relay Replacement
- 10-078 › Jun › 10 › Engine Controls - ECM Programming Interruption Recovery
- 09-136 › Dec › 09 › Engine Controls - ECM VIN Registration Procedure
- 09-029 › Apr › 09 › Engine Controls - CONSULTIII(R) ECM Programming
- 00-052C › Apr › 04 › Engine Controls - ECM Replacement Procedures
- Locations › Component Locations234567
- Diagrams › Diagram Information and Instructions234567891011121314151617181920…47
- Testing and Inspection › Component Tests and General Diagnostics23456789101112131415
- Service and Repair › Accelerator Pedal Released Position Learning23456
- Main Relay (Computer/Fuel System) › Component Information › Locations
Relays and Modules - Fuel Delivery and Air Induction3 pages
Relays and Modules - Ignition System4 pages
Sensors and Switches - Powertrain Management842 pages
Sensors and Switches - Computers and Control Systems512 pages
Electric Load Sensor › Component Information3 pages
- Fuel Level Sensor › Component Information › Locations234
- Transmission Position Switch/Sensor, A/T › Component Information › Diagrams › Diagram Information and Instructions234567891011121314151617181920…38
- Vehicle Speed Sensor › Component Information › Description and Operation
Sensors and Switches - Fuel Delivery and Air Induction165 pages
Sensors and Switches - Ignition System125 pages
Tune-up and Engine Performance Checks62 pages
- Fuel Pressure › System Information › Specifications234
- Air/Fuel Mixture › System Information › Adjustments23456789101112
Idle Speed › System Information30 pages
Technical Service Bulletins15 pages
- By Symptom for Idle Speed: › 05-067 › Oct › 05 › Engine Controls - Engine Idle Speed 25RPM Too High2345
- All Technical Service Bulletins for Idle Speed: › 05-067 › Oct › 05 › Engine Controls - Engine Idle Speed 25RPM Too High2345
- Customer Interest for Idle Speed: › 05-067 › Oct › 05 › Engine Controls - Engine Idle Speed 25RPM Too High2345
- Adjustments › Perform If Idle Is Out of Specification23456789101112131415
- Air Cleaner Housing › Component Information › Service and Repair
- Fuel Filter › Fuel Pressure Release › System Information › Service and Repair
- Firing Order › Component Information › Specifications
- Ignition Timing › Number One Cylinder › Component Information › Locations
- Spark Plug › Component Information › Specifications234
- Compression Check › System Information › Specifications23
- Valve Clearance › System Information › Specifications2345
Computers and Control Systems2,324 pages
Body Control Module › Component Information87 pages
Electric Load Sensor › Component Information3 pages
- Electronic Throttle Actuator Relay › Component Information › Diagrams › Diagram Information and Instructions234567891011121314151617181920…38
Engine Control Module › Component Information223 pages
Technical Service Bulletins148 pages
All Technical Service Bulletins for Engine Control Module:62 pages
- 10-137B › Dec › 10 › Recall PC068 - Engine Control Module Relay Replacement2345678
- NHTSA10V517000 › Oct › 10 › Recall 10V517000: ECM Relay Replacement
- 10-078 › Jun › 10 › Engine Controls - ECM Programming Interruption Recovery23456789101112131415
- 09-136 › Dec › 09 › Engine Controls - ECM VIN Registration Procedure23456
- 09-029 › Apr › 09 › Engine Controls - CONSULTIII(R) ECM Programming234567891011121314
- 06-009A › Mar › 06 › Electrical - MIL ON/DTC's U1010 or U1000 Stored2345
- 04-126 › Oct › 04 › Engine Controls - MIL ON/DTC's P1273/P1283/P1274/P1284234
- 00-052C › Apr › 04 › Engine Controls - ECM Replacement Procedures23456789
- All Other Service Bulletins for Engine Control Module: › 05-066 › Jul › 05 › Engine - Whine Noise From Oil Pan Area When Cold23456789101112131415
All Other Service Bulletins for Engine Control Module:53 pages
- 10-137B › Dec › 10 › Recall PC068 - Engine Control Module Relay Replacement2345678
- NHTSA10V517000 › Oct › 10 › Recall 10V517000: ECM Relay Replacement
- 10-078 › Jun › 10 › Engine Controls - ECM Programming Interruption Recovery23456789101112131415
- 09-136 › Dec › 09 › Engine Controls - ECM VIN Registration Procedure23456
- 09-029 › Apr › 09 › Engine Controls - CONSULTIII(R) ECM Programming234567891011121314
- 00-052C › Apr › 04 › Engine Controls - ECM Replacement Procedures23456789
- Locations › Component Locations234567
- Diagrams › Diagram Information and Instructions234567891011121314151617181920…47
- Testing and Inspection › Component Tests and General Diagnostics23456789101112131415
- Service and Repair › Accelerator Pedal Released Position Learning23456
- Fuel Level Sensor › Component Information › Locations234
Idle Speed/Throttle Actuator - Electronic › Component Information5 pages
Information Bus › Component Information471 pages
- Locations › CAN System (Type 1)23456789101112
- Diagrams › Diagram Information and Instructions234567891011121314151617181920…95
- Service Precautions › Technician Safety Information23
- Description and Operation › CAN Communication234567891011121314151617181920212223
- Testing and Inspection › Reading and Clearing Diagnostic Trouble Codes234567891011121314151617181920…338
- Main Relay (Computer/Fuel System) › Component Information › Locations
- Malfunction Indicator Lamp › Component Information › Description and Operation
Relays and Modules - Computers and Control Systems343 pages
Body Control Module › Component Information87 pages
- Electronic Throttle Actuator Relay › Component Information › Diagrams › Diagram Information and Instructions234567891011121314151617181920…38
Engine Control Module › Component Information217 pages
Technical Service Bulletins142 pages
All Technical Service Bulletins for Engine Control Module:62 pages
- 10-137B › Dec › 10 › Recall PC068 - Engine Control Module Relay Replacement2345678
- NHTSA10V517000 › Oct › 10 › Recall 10V517000: ECM Relay Replacement
- 10-078 › Jun › 10 › Engine Controls - ECM Programming Interruption Recovery23456789101112131415
- 09-136 › Dec › 09 › Engine Controls - ECM VIN Registration Procedure23456
- 09-029 › Apr › 09 › Engine Controls - CONSULTIII(R) ECM Programming234567891011121314
- 06-009A › Mar › 06 › Electrical - MIL ON/DTC's U1010 or U1000 Stored2345
- 04-126 › Oct › 04 › Engine Controls - MIL ON/DTC's P1273/P1283/P1274/P1284234
- 00-052C › Apr › 04 › Engine Controls - ECM Replacement Procedures23456789
All Other Service Bulletins for Engine Control Module:53 pages
- 10-078 › Jun › 10 › Engine Controls - ECM Programming Interruption Recovery23456789101112131415
- 09-136 › Dec › 09 › Engine Controls - ECM VIN Registration Procedure23456
- 09-029 › Apr › 09 › Engine Controls - CONSULTIII(R) ECM Programming234567891011121314
- 06-009A › Mar › 06 › Electrical - MIL ON/DTC's U1010 or U1000 Stored2345
- 04-126 › Oct › 04 › Engine Controls - MIL ON/DTC's P1273/P1283/P1274/P1284234
- 00-052C › Apr › 04 › Engine Controls - ECM Replacement Procedures23456789
All Other Service Bulletins for Engine Control Module:9 pages
- 10-137B › Dec › 10 › Recall PC068 - Engine Control Module Relay Replacement2345678
- NHTSA10V517000 › Oct › 10 › Recall 10V517000: ECM Relay Replacement
- 10-078 › Jun › 10 › Engine Controls - ECM Programming Interruption Recovery
- 09-136 › Dec › 09 › Engine Controls - ECM VIN Registration Procedure
- 09-029 › Apr › 09 › Engine Controls - CONSULTIII(R) ECM Programming
- 00-052C › Apr › 04 › Engine Controls - ECM Replacement Procedures
- Locations › Component Locations234567
- Diagrams › Diagram Information and Instructions234567891011121314151617181920…47
- Testing and Inspection › Component Tests and General Diagnostics23456789101112131415
- Service and Repair › Accelerator Pedal Released Position Learning23456
- Main Relay (Computer/Fuel System) › Component Information › Locations
Sensors and Switches - Computers and Control Systems512 pages
Electric Load Sensor › Component Information3 pages
- Fuel Level Sensor › Component Information › Locations234
- Transmission Position Switch/Sensor, A/T › Component Information › Diagrams › Diagram Information and Instructions234567891011121314151617181920…38
- Vehicle Speed Sensor › Component Information › Description and Operation
- Transmission Position Switch/Sensor, A/T › Component Information › Diagrams › Diagram Information and Instructions234567891011121314151617181920…38
- Variable Valve Timing Actuator › Component Information › Technical Service Bulletins › Engine Controls - MIL ON/Multiple VVT DTC's Set
- Vehicle Speed Sensor › Component Information › Description and Operation
Emission Control Systems216 pages
Catalytic Converter › Component Information18 pages
Evaporative Emissions System156 pages
Evaporative Canister Filter › Component Information › Technical Service Bulletins16 pages
- Evaporative Check Valve › Component Information › Technical Service Bulletins › Emissions - EVAP Vent Control Valve Replacement2
Evaporative Emission Control Canister › Canister Vent Valve › Component Information54 pages
- Evaporative System Service Port › Component Information › Locations2
- Refueling Vapor Recovery System › Refueling Vapor Cut Valve › Component Information › Testing and Inspection2
Positive Crankcase Ventilation2 pages
Fuel Delivery and Air Induction508 pages
- Fuel Pressure › System Information › Specifications234
- Fuel Pressure Release › System Information › Service and Repair
Idle Speed › System Information30 pages
Technical Service Bulletins15 pages
- Customer Interest for Idle Speed: › 05-067 › Oct › 05 › Engine Controls - Engine Idle Speed 25RPM Too High2345
- All Technical Service Bulletins for Idle Speed: › 05-067 › Oct › 05 › Engine Controls - Engine Idle Speed 25RPM Too High2345
- By Symptom for Idle Speed: › 05-067 › Oct › 05 › Engine Controls - Engine Idle Speed 25RPM Too High2345
- Adjustments › Perform If Idle Is Out of Specification23456789101112131415
- Air/Fuel Mixture › System Information › Adjustments23456789101112
- Accelerator Pedal › Component Information › Specifications23
- Air Cleaner Housing › Component Information › Service and Repair
- Fuel › Component Information › Specifications2
Fuel Filler Cap › Component Information › Technical Service Bulletins36 pages
All Technical Service Bulletins for Fuel Filler Cap:12 pages
- Customer Interest: › 09-015B › Mar › 11 › Fuel System - Fuel Cap/Tether Detached From Vehicle Body2345
- All Other Service Bulletins for Fuel Filler Cap: › 09-015B › Mar › 11 › Fuel System - Fuel Cap/Tether Detached From Vehicle Body2345
All Other Service Bulletins for Fuel Filler Cap:7 pages
- Fuel Filter › Fuel Pressure Release › System Information › Service and Repair
- Fuel Line Coupler › Component Information › Service and Repair2
- Fuel Rail › Component Information › Service and Repair2345
- Fuel Return Line › Component Information › Testing and Inspection
- Fuel Supply Line › Component Information › Testing and Inspection23
Fuel Tank16 pages
Fuel Filler Neck › Component Information › Technical Service Bulletins2 pages
Fuel Gauge Sender › Component Information › Technical Service Bulletins14 pages
- Fuel Temperature Sensor › Component Information › Diagrams › Diagram Information and Instructions234567891011121314151617181920…38
Idle Speed/Throttle Actuator - Electronic › Component Information5 pages
- Main Relay (Computer/Fuel System) › Component Information › Locations
Relays and Modules - Fuel Delivery and Air Induction3 pages
Sensors and Switches - Fuel Delivery and Air Induction165 pages
Ignition System269 pages
- Firing Order › Component Information › Specifications
- Ignition Timing › Number One Cylinder › Component Information › Locations
- Condenser, Ignition › Component Information › Testing and Inspection
- Ignition Coil › Component Information › Description and Operation234
- Ignition Control Module › Component Information › Description and Operation23
- Ignition Relay › Component Information › Locations
Relays and Modules - Ignition System4 pages
Sensors and Switches - Ignition System125 pages
- Spark Plug › Component Information › Specifications234
Transmission Control Systems88 pages
- Actuators and Solenoids - Transmission and Drivetrain › Actuators and Solenoids - A/T › Shift Interlock Solenoid › Component Information › Locations
Sensors and Switches - Transmission and Drivetrain › Sensors and Switches - A/T42 pages
PROM - Programmable Read Only Memory › Component Information › Technical Service Bulletins142 pages
All Technical Service Bulletins for PROM - Programmable Read Only Memory:57 pages
- 10-078 › Jun › 10 › Engine Controls - ECM Programming Interruption Recovery23456789101112131415
- 10-045 › Mar › 10 › Engine Controls - DTC P0420 Stored In The ECM23456
- 08-023A › Dec › 09 › Recall R0803 - ECM Update For EVAP System Function2345678910111213141516171819202122
- 09-029 › Apr › 09 › Engine Controls - CONSULTIII(R) ECM Programming234567891011121314
- Customer Interest: › 10-045 › Mar › 10 › Engine Controls - DTC P0420 Stored In The ECM23456
- Recalls: › 08-023A › Dec › 09 › Recall R0803 - ECM Update For EVAP System Function2345678910111213141516171819202122
All Other Service Bulletins for PROM - Programmable Read Only Memory:35 pages
All Other Service Bulletins for PROM - Programmable Read Only Memory:22 pages