Section 11 (Air Conditioning System - Diagnostics)
WARNING: This page is about a different car, the 2006 Toyota 4Runner. However, it is still accessible from the selected car via links, so may be relevant.
- HOW TO PROCEED WITH TROUBLESHOOTING (From August, 2004)
- Customer Problem Analysis Check
- Pre-Check
- Diagnostic Trouble Code Table
- Location
- Terminals Of Ecu
- Problem Symptoms Table
- DTC 11 Room Temperature Sensor Circuit
- DTC 12: Ambient Temperature Sensor Circuit
- DTC 13 Evaporator Temperature Sensor Circuit
- DTC 14 Engine Coolant Temperature Communication Circuit
- DTC 21 Solar Sensor Circuit (Passenger Side)
- DTC 22 Compressor Lock Sensor Circuit
- DTC 23 Pressure Switch Circuit
- DTC 24 Solar Sensor Circuit (Driver Side)
- DTC 31 Air Mix Damper Position Sensor Circuit (Passenger Side)
- DTC 32 Air Inlet Damper Position Sensor Circuit
- DTC 33 Air Outlet Damper Position Sensor Circuit
- DTC 36 Air Mix Damper Position Sensor Circuit (Driver Side)
- DTC 41: Air Mix Damper Control Servomotor Circuit (Passenger Side)
- DTC 42 Air Inlet Damper Control Servomotor Circuit
- DTC 43 Air Outlet Damper Control Servomotor Circuit
- DTC 46 Air Mix Damper Control Servomotor Circuit (Driver Side)
- IG Power Source Circuit
- Back-Up Power Source Circuit
- Heater Relay Circuit
- Blower Motor Circuit
- Compressor Circuit
- Vehicle Speed Signal Circuit
- Heater Control Power Supply Circuit
- Heater Control Panel Communication Circuit