Problem Symptoms Table
WARNING: This page is about a different car, the 2002 Toyota Prius. However, it is still accessible from the selected car via links, so may be relevant.
PROBLEM SYMPTOMS
| Symptom/Suspect Area | See | |
|---|---|---|
| Whole Function Of The Does Not Operate | ||
| A/C Amplifier | HOW TO USE THE DIAGNOSTIC CHART AND INSPECTION | |
| Ig Power Source Circuit | IG POWER SOURCE CIRCUIT | |
| Air Flow Control: No Blower Operation | ||
| Ig Power Source Circuit | IG POWER SOURCE CIRCUIT | |
| Heater Main Relay Circuit | HEATER MAIN RELAY CIRCUIT | |
| Blower Motor Circuit | BLOWER MOTOR CIRCUIT | |
| A/C Amplifier | HOW TO USE THE DIAGNOSTIC CHART AND INSPECTION | |
| Air Flow Control: No Blower Control | ||
| Heater Main Relay Circuit | HEATER MAIN RELAY CIRCUIT | |
| Blower Motor Circuit | BLOWER MOTOR CIRCUIT | |
| A/C Amplifier | HOW TO USE THE DIAGNOSTIC CHART AND INSPECTION | |
| Air Flow Control: Insufficient Air Flow | ||
| Blower Motor Circuit | BLOWER MOTOR CIRCUIT | |
| Temperature Control: No Cool Air Comes Out | ||
| Refrigerant Volume | ON--VEHICLE INSPECTION | |
| Drive Belt Tension | ON-VEHICLE INSPECTION OF DRIVE BELT | |
| Refrigeration System Inspection With Manifold Gauge Set | ON--VEHICLE INSPECTION | |
| Compressor Circuit | COMPRESSOR CIRCUIT | |
| Pressure Switch Circuit | DTC 23: PRESSURE SWITCH CIRCUIT | |
| Compressor Lock Sensor Circuit | DTC 22: COMPRESSOR LOCK SENSOR CIRCUIT | |
| Air Mix Damper Position Sensor Circuit | DTC 31: 41 AIR MIX DAMPER POSITION SENSOR CIRCUIT | |
| Air Mix Damper Control Servomotor Circuit | DTC 41: AIR MIX CONTROL SERVOMOTOR CIRCUIT | |
| Room Temperature Sensor Circuit | DTC 11: ROOM TEMPERATURE SENSOR CIRCUIT | |
| Ambient Temperature Sensor Circuit | DTC 12: AMBIENT TEMPERATURE SENSOR CIRCUIT | |
| A/C Amplifier | HOW TO USE THE DIAGNOSTIC CHART AND INSPECTION | |
| Temperature Control: No Warm Air Comes Out | ||
| Air Mix Damper Position Sensor Circuit | DTC 31: 41 AIR MIX DAMPER POSITION SENSOR CIRCUIT | |
| Air Mix Damper Control Servomotor Circuit | DTC 41: AIR MIX CONTROL SERVOMOTOR CIRCUIT | |
| DC/DC Converter Circuit | CONVERTER CIRCUIT | |
| PTC Heater Circuit | PTC HEATER CIRCUIT (QUICK HEATER) | |
| PTC Heater Circuit | PTC HEATER CIRCUIT (HEATER RADIATOR) | |
| Room Temperature Sensor Circuit | DTC 11: ROOM TEMPERATURE SENSOR CIRCUIT | |
| Ambient Temperature Sensor Circuit | DTC 12: AMBIENT TEMPERATURE SENSOR CIRCUIT | |
| Evaporator Temperature Sensor Circuit | DTC 13: EVAPORATOR TEMPERATURE SENSOR CIRCUIT | |
| A/C Amplifier | HOW TO USE THE DIAGNOSTIC CHART AND INSPECTION | |
| Temperature Control: Output Air Is Warmer Or Cooler Than Set Temperature Or Response Is Slow | ||
| Refrigerant Volume | ON--VEHICLE INSPECTION | |
| Drive Belt Tension | ON-VEHICLE INSPECTION OF DRIVE BELT | |
| Refrigeration System Inspection With Manifold Gauge Set | ON--VEHICLE INSPECTION | |
| Radiator Fan And Condenser Fan Circuit | RADIATOR FAN AND CONDENSER FAN CIRCUIT | |
| Solar Sensor Circuit | DTC 21: SOLAR SENSOR CIRCUIT | |
| Room Temperature Sensor Circuit | DTC 11: ROOM TEMPERATURE SENSOR CIRCUIT | |
| Ambient Temperature Sensor Circuit | DTC 12: AMBIENT TEMPERATURE SENSOR CIRCUIT | |
| Evaporator Temperature Sensor Circuit | DTC 13: EVAPORATOR TEMPERATURE SENSOR CIRCUIT | |
| Air Mix Damper Position Sensor Circuit | DTC 31: 41 AIR MIX DAMPER POSITION SENSOR CIRCUIT | |
| Air Mix Damper Control Servomotor Circuit | DTC 41: AIR MIX CONTROL SERVOMOTOR CIRCUIT | |
| Evaporator | INSPECTION OF AIR CONDITIONING UNIT | |
| Heater Radiator | INSPECTION OF AIR CONDITIONING UNIT | |
| Expansion Valve | EXPANSION VALVE | |
| A/C Amplifier | HOW TO USE THE DIAGNOSTIC CHART AND INSPECTION | |
| Temperature Control: No Temperature Control (Only Max. Cool Or Max. Warm) | ||
| Room Temperature Sensor Circuit | DTC 11: ROOM TEMPERATURE SENSOR CIRCUIT | |
| Ambient Temperature Sensor Circuit | DTC 12: AMBIENT TEMPERATURE SENSOR CIRCUIT | |
| Air Mix Damper Position Sensor Circuit | DTC 31: 41 AIR MIX DAMPER POSITION SENSOR CIRCUIT | |
| Air Mix Damper Control Servomotor Circuit | DTC 41: AIR MIX CONTROL SERVOMOTOR CIRCUIT | |
| A/C Amplifier | HOW TO USE THE DIAGNOSTIC CHART AND INSPECTION | |
| No Air Inlet Control | ||
| Air Inlet Damper Position Sensor Circuit | DTC 32: 42 AIR INLET DAMPER POSITION SENSOR CIRCUIT | |
| Air Inlet Damper Control Servomotor Circuit | DTC 42: AIR INLET CONTROL SERVOMOTOR CIRCUIT | |
| A/C Amplifier | HOW TO USE THE DIAGNOSTIC CHART AND INSPECTION | |
| Engine Idle Up Does Not Occur, Or Is Continuous | ||
| Compressor Circuit | COMPRESSOR CIRCUIT | |
| A/C Amplifier | HOW TO USE THE DIAGNOSTIC CHART AND INSPECTION | |
| Blinking Of A/C Indicator | ||
| Compressor Lock Sensor Circuit | DTC 22: COMPRESSOR LOCK SENSOR CIRCUIT | |
| A/C Amplifier | HOW TO USE THE DIAGNOSTIC CHART AND INSPECTION | |