2025 Toyota Land Cruiser Prado J250 Service and Repair Manual

This 2025 Toyota Land Cruiser Prado J250 Service and Repair Manual Covers

Engine & Powertrain

• 2.4L i-FORCE MAX hybrid system diagnostics
• Common rail fuel injection system diagnostics
• Turbocharger inspection and repair procedures
• Engine cooling system service procedures
• Exhaust after-treatment system diagnostics
• Diesel Particulate Filter (DPF) service procedures
• Engine performance troubleshooting

Hybrid & 48V System Diagnostics

• Hybrid battery diagnostics
• DC-DC converter testing procedures
• Inverter cooling system diagnostics
• Mild-hybrid motor generator diagnostics
• Regenerative braking system diagnostics
• High-voltage safety procedures
• Hybrid control ECU diagnostics
• Energy management system troubleshooting

Transmission & Drivetrain

• Direct Shift 8-speed automatic transmission diagnostics
• 6-speed automatic transmission service procedures (market dependent)
• Full-time 4WD system diagnostics
• Transfer case repairs and service procedures
• TORSEN center differential diagnostics
• Rear differential lock system diagnostics
• Multi-Terrain Select system diagnostics
• Crawl Control system troubleshooting
• Stabilizer Disconnect Mechanism diagnostics (where equipped)
• Driveshaft and propeller shaft repairs

Chassis & Suspension

• GA-F platform suspension diagnostics
• Double wishbone front suspension repairs
• Multi-link rear suspension service procedures
• Electric Power Steering (EPS) diagnostics
• Wheel alignment specifications
• Suspension component inspection and replacement
• Steering angle sensor diagnostics
• Adaptive suspension diagnostics (where equipped)
• Wheel bearing service procedures

Braking Systems

• Anti-lock Braking System (ABS) diagnostics
• Electronic Brake-force Distribution (EBD) diagnostics
• Brake Assist (BA) troubleshooting
• Vehicle Stability Control (VSC) diagnostics
• Active Traction Control (A-TRAC) diagnostics
• Downhill Assist Control (DAC) troubleshooting
• Crawl Control braking system diagnostics
• Electronic parking brake diagnostics
• Brake actuator testing procedures

Toyota Safety Sense™ 3.0 & ADAS Systems

• Pre-Collision System (PCS) diagnostics
• Dynamic Radar Cruise Control (DRCC) diagnostics
• Lane Trace Assist (LTA) troubleshooting
• Lane Departure Alert (LDA) diagnostics
• Road Sign Assist (RSA) diagnostics
• Blind Spot Monitor (BSM) diagnostics
• Rear Cross Traffic Alert (RCTA) diagnostics
• Emergency Steering Assist diagnostics
• Driver Monitoring System diagnostics
• Front camera calibration procedures
• Millimeter-wave radar alignment procedures
• ADAS control module diagnostics

Toyota Safety Sense™ and advanced safety technologies are standard on the J250 platform in many markets.

Electrical & Wiring

• Complete factory wiring diagrams
• CAN Bus communication diagnostics
• CAN FD network diagnostics
• LIN Bus communication diagnostics
• Gateway ECU diagnostics
• Smart Key System troubleshooting
• Push-button start diagnostics
• Power management control ECU diagnostics
• Charging system diagnostics
• Lighting system diagnostics and repairs
• Body electrical troubleshooting

Infotainment & Connectivity

• Toyota multimedia system diagnostics
• 12.3-inch touchscreen diagnostics
• Digital instrument cluster diagnostics
• Bluetooth connectivity troubleshooting
• Apple CarPlay diagnostics
• Android Auto diagnostics
• Wireless charging system repairs
• USB-C connectivity diagnostics
• Navigation system troubleshooting
• Voice recognition diagnostics

Air Conditioning & HVAC

• Dual-zone climate control diagnostics
• Rear climate control system repairs
• HVAC control module diagnostics
• Refrigerant servicing procedures
• Blower motor diagnostics
• Cabin air quality system diagnostics
• Heater and ventilation system repairs

Body & Interior

• Interior trim removal and installation procedures
• Power tailgate diagnostics
• Power window repairs
• Door lock system diagnostics
• Exterior lighting repairs
• Airbag and occupant restraint system diagnostics
• Body Control Module (BCM) troubleshooting
• Instrument cluster diagnostics
• Camera and mirror system repairs

Diagnostics & Troubleshooting

• Toyota Techstream diagnostic procedures
• ECU communication diagnostics
• Sensor testing specifications
• Component activation tests
• Hybrid system diagnostics
• ADAS calibration procedures
• Network communication troubleshooting
• Step-by-step troubleshooting workflows

Common Error Codes Covered

This manual provides diagnostic and repair procedures for common Toyota Land Cruiser Prado J250 fault codes.

Engine Management Codes

• P0101 – Mass Air Flow Sensor Performance Problem
• P0299 – Turbocharger Underboost Condition
• P0401 – EGR Flow Insufficient Detected
• P2463 – Diesel Particulate Filter Restriction
• P26CB – Electric Coolant Pump Performance

Hybrid & Mild-Hybrid Codes

• P0A1F – Hybrid Powertrain Control Module Malfunction
• P0A80 – Hybrid Battery Pack Deterioration
• P1C7A – 48V System Performance Fault
• P3004 – High Voltage Power Resource Malfunction
• P0C73 – Motor Generator Performance Fault

Transmission & Drivetrain Codes

• P0717 – Input Speed Sensor No Signal
• P0746 – Pressure Control Solenoid Performance
• P2714 – Pressure Control Solenoid Performance/Stuck Off
• P2757 – Torque Converter Clutch Pressure Control Solenoid

Brake & Chassis Codes

• C1241 – Low Battery Positive Voltage
• C1336 – Zero Point Calibration Incomplete
• C1425 – Brake Actuator Malfunction
• C1464 – Wheel Speed Sensor Malfunction

ADAS & Safety System Codes

• C1A10 – Radar Sensor Malfunction
• C1AA0 – Forward Recognition Camera Malfunction
• C1A47 – Camera Axis Misalignment
• C1A63 – Pre-Collision System Malfunction
• C1A4A – Blind Spot Monitor System Malfunction

Communication Network Codes

• U0100 – Lost Communication with ECM/PCM
• U0129 – Lost Communication with Brake Control Module
• U0235 – Lost Communication with Radar Sensor
• U0155 – Lost Communication with Instrument Cluster
• U1000 – CAN Communication Malfunction

Body & Electrical Codes

• B1242 – Air Conditioning Control Circuit Fault
• B1271 – Combination Meter ECU Communication Fault
• B2784 – Smart Key Communication Malfunction
• B2282 – Power Source Control ECU Malfunction

And thousands of additional Toyota diagnostic codes, wiring diagrams, calibration procedures, component locations, testing specifications, and repair instructions.

Who Is This Manual For?

• Professional automotive workshops
• Toyota dealership technicians
• Hybrid vehicle specialists
• Off-road and 4WD specialists
• Fleet maintenance operators
• Independent repair garages
• Mobile mechanics
• Automotive training institutions
• Toyota Land Cruiser Prado owners performing advanced DIY repairs

If you are troubleshooting, maintaining, servicing, or repairing a 2025 Toyota Land Cruiser Prado J250, this is the factory workshop manual you need.