7B HVAC System
Non-A/C
General Description
- HVAC System Description
- Additional Heater (If Equipped) System Description
- OBD System Description (Additional Heater System)
Schematic and Routing Diagram
- Non-A/C Electronic Control Input / Output Block Diagram
- Additional Heater (If Equipped) Electronic Control Input / Output Block Diagram
- HVAC and Additional Heater (If Equipped) Control System Circuit Diagram
Component Location
- HVAC Control System Component Location
- Additional Heater (If Equipped) Control System Component Location
Diagnostic Information and Procedures
- Heater and Ventilation Symptom Diagnosis
- Abnormal Noise Symptom Diagnosis of HVAC System
- Additional Heater (If Equipped) System Check
- Visual Inspection
- DTC Check (Additional Heater System)
- DTC Clearance (Additional Heater System)
- DTC Table (Additional Heater System)
- Fail-Safe Table (Additional Heater System)
- Scan Tool Data (Additional Heater System)
- DTC B1536 Additional Heater Relay No.1 Output Malfunction
- DTC B1537 Additional Heater Relay No.2 and No.3 Output Malfunction
- Inspection of HVAC Control Unit and Its Circuit
- Inspection of Additional Heater (If Equipped) System Circuits at ECM
Repair Instructions
- Radiator Cooling Fan Removal and Installation
- Radiator Cooling Fan Inspection
- HVAC Unit Components
- HVAC Unit Removal and Installation
- Blower Motor Removal and Installation
- Blower Motor Inspection
- Blower Motor Resistor Removal and Installation
- Blower Motor Resistor Inspection
- Additional Heater (If Equipped) Removal and Installation
- Additional Heater (If Equipped) Inspection
- Max Hot Switch (If Equipped) Removal and Installation
- Max Hot Switch (If Equipped) Inspection
- HVAC Control Unit Components
- HVAC Control Unit Removal and Installation
- Blower Speed Selector Inspection
- Air Intake Switch Inspection
- Air Intake Control Actuator Removal and Installation
- Air Intake Control Actuator Inspection
- Actuator Linkage Inspection
- Center Ventilation Louver Removal and Installation
- Side Ventilation Louver Removal and Installation
- Rear Duct (If Equipped) Removal and Installation
- HVAC System Relay Inspection
Specifications
Special Tools and Equipment
Manual Type
General Description
- HVAC System Description
- A/C Refrigerant Identification
- Sub-Cool A/C System Description
- A/C Operation Description (Petrol Model)
- A/C Operation Description (Diesel Model)
- Additional Heater (If Equipped) System Description
- OBD System Description (Additional Heater System)
Schematic and Routing Diagram
- Manual A/C Electronic Control Input / Output Block Diagram
- Additional Heater (If Equipped) Electronic Control Input / Output Block Diagram
- Manual A/C and Additional Heater (If Equipped) System Circuit Diagram
Component Location
- Manual A/C Control System Component Location
- Additional Heater (If Equipped) Control System Component Location
Diagnostic Information and Procedures
- A/C System Performance Inspection
- Trouble Diagnosis for Abnormal Pressure
- A/C System Symptom Diagnosis
- Abnormal Noise Symptom Diagnosis of HVAC System
- Air Conditioning System Check
- Additional Heater (If Equipped) System Check
- Visual Inspection
- DTC Check (Additional Heater System)
- DTC Clearance (Additional Heater System)
- DTC Table (Additional Heater System)
- Fail-Safe Table (Additional Heater System)
- Scan Tool Data (Additional Heater System)
- DTC B1536
- DTC B1537
- Inspection of HVAC Control Unit and Its Circuit
- Inspection of Additional Heater System Circuits at ECM (If Equipped)
- Inspection of A/C System Circuits at ECM
Repair Instructions
- Operation Procedure for Refrigerant Charge
- A/C System Major Components
- Radiator Cooling Fan Removal and Installation
- Radiator Cooling Fan Inspection
- Condenser Assembly On-Vehicle Inspection
- Condenser Assembly Removal and Installation
- Desiccant Removal and Installation
- HVAC Unit Components
- HVAC Unit Removal and Installation
- Blower Motor Removal and Installation
- Blower Motor Inspection
- Blower Motor Resistor Removal and Installation
- Blower Motor Resistor Inspection
- Additional Heater (If Equipped) Removal and Installation
- Additional Heater (If Equipped) Inspection
- Max Hot Switch (If Equipped) Removal and Installation
- Max Hot Switch (If Equipped) Inspection
- Evaporator Inspection
- Evaporator Temperature Sensor Removal and Installation
- Evaporator Temperature Sensor Inspection
- Expansion Valve Removal and Installation
- Expansion Valve Inspection
- HVAC Control Unit Components
- HVAC Control Unit Removal and Installation
- Blower Speed Selector Inspection
- A/C Refrigerant Pressure Sensor and Its Circuit Inspection
- A/C Refrigerant Pressure Sensor Removal and Installation
- Air Intake Switch Inspection
- Air Intake Control Actuator Removal and Installation
- Air Intake Control Actuator Inspection
- Actuator Linkage Inspection
- Center Ventilation Louver Removal and Installation
- Side Ventilation Louver Removal and Installation
- Rear Duct (If Equipped) Removal and Installation
- HVAC Air Filter Removal and Installation
- HVAC Air Filter Inspection
- A/C Switch Inspection
- HVAC System Relay Inspection
- Compressor Drive Belt Inspection and Adjustment
- Compressor Drive Belt Removal and Installation
- Compressor Assembly Removal and Installation
- Compressor Assembly Components
- Magnet Clutch Inspection (Petrol Model)
- Magnet Clutch Removal and Installation (Petrol Model)
- Compressor Pulley Inspection (Diesel Model)
- Compressor ON/OFF Valve On-Vehicle Inspection (Diesel Model)
- Relief Valve Inspection (Petrol Model)
- Relief Valve Removal and Installation (Petrol Model)
Specifications
Special Tools and Equipment
Automatic Type
Precautions
General Description
- Auto A/C System Description
- A/C Refrigerant Identification
- HVAC Control Description
- Sub-Cool A/C System Description
- A/C Operation Description (Petrol Model)
- A/C Operation Description (Diesel Model)
- Additional Heater (If Equipped) System Description
- OBD System Description
- CAN Communication System Description
Schematic and Routing Diagram
- Auto A/C Electronic Control Input / Output Block Diagram
- Additional Heater (If Equipped) Electronic Control Input / Output Block Diagram
- Auto A/C and Additional Heater (If Equipped) System Circuit Diagram
Component Location
Diagnostic Information and Procedures
- A/C System Performance Inspection
- Trouble Diagnosis for Abnormal Pressure
- A/C System Symptom Diagnosis
- Abnormal Noise Symptom Diagnosis of A/C System
- Air Conditioning System Check
- Additional Heater (If Equipped) System Check
- Visual Inspection
- DTC Check
- DTC Clearance
- DTC Table
- Fail-Safe Table
- Scan Tool Data
- DTC B1502-H
- DTC B1502-L
- DTC B1503 Evaporator Temperature Sensor and/or Its Circuit Malfunction; B1562 Outside Air Temperature Sensor and/or Its Circuit Malfunction
- DTC B1504-H
- DTC B1504-L
- DTC B1511-H / B1512-H / B1530-H
- DTC B1511-L / B1512-L / B1530-L
- DTC B1513 / B1514 / B1531 Temperature Control Actuator (Motor) and/or Its Circuit Malfunction / Air Flow Control Actuator (Motor) and/or Its Circuit Malfunction / Air Intake...
- DTC B1536
- DTC B1537
- DTC B1541 Backup Power Supply Circuit Malfunction
- DTC B1544 Invalid Data between HVAC Control Module and Auto A/C Panel
- DTC B1546 A/C Refrigerant Pressure Malfunction
- DTC B1550-H / B1550-L
- DTC B1557 / B1561 / B1563 Wheel Speed Sensor and/or Its Circuit Malfunction / Engine Coolant Temperature Sensor and/or Its Circuit Malfunction / A/C Refrigerant Pressure...
- DTC B1570 Engine Type Signal Failure
- DTC B1571 Combination Meter Spec Signal Failure
- DTC B1580 EEPROM Error
- DTC U0073
- DTC U0100
- DTC U0140
- DTC U0155
- Inspection of Auto A/C Panel and Its Circuit
- Inspection of HVAC Control Module and Its Circuits
- Inspection of Additional Heater (If Equipped) System Circuits at ECM
- Inspection of A/C System Circuits at ECM
Repair Instructions
- Operation Procedure for Refrigerant Charge
- A/C System Major Components
- Radiator Cooling Fan Removal and Installation
- Radiator Cooling Fan Inspection
- Condenser Assembly On-Vehicle Inspection
- Condenser Assembly Removal and Installation
- Desiccant Removal and Installation
- HVAC Unit Components
- HVAC Unit Removal and Installation
- Auto A/C Panel Removal and Installation
- HVAC Control Module Removal and Installation
- Blower Motor Removal and Installation
- Blower Motor Inspection
- Blower Motor Controller Removal and Installation
- Blower Motor Controller Inspection
- Additional Heater (If Equipped) Removal and Installation
- Additional Heater (If Equipped) Inspection
- Evaporator Inspection
- Evaporator Temperature Sensor Removal and Installation
- Evaporator Temperature Sensor Inspection
- Expansion Valve Removal and Installation
- Expansion Valve Inspection
- A/C Refrigerant Pressure Sensor and Its Circuit Inspection
- A/C Refrigerant Pressure Sensor Removal and Installation
- Temperature Control Actuator Removal and Installation
- Temperature Control Actuator Inspection
- Air Flow Control Actuator Removal and Installation
- Air Flow Control Actuator Inspection
- Air Intake Control Actuator Removal and Installation
- Air Intake Control Actuator Inspection
- Actuator Linkage Inspection
- Sunload Sensor Removal and Installation
- Sunload Sensor Inspection
- Outside Air Temperature Sensor Removal and Installation
- Outside Air Temperature Sensor Inspection
- Inside Air Temperature Sensor Removal and Installation
- Inside Air Temperature Sensor Inspection
- Center Ventilation Louver Removal and Installation
- Side Ventilation Louver Removal and Installation
- Rear Duct (If Equipped) Removal and Installation
- HVAC Air Filter Removal and Installation
- HVAC Air Filter Inspection
- HVAC System Relay Inspection
- Compressor Drive Belt Inspection and Adjustment
- Compressor Drive Belt Removal and Installation
- Compressor Assembly Removal and Installation
- Compressor Assembly Components
- Magnet Clutch Inspection (Petrol Model)
- Magnet Clutch Removal and Installation (Petrol Model)
- Compressor Pulley Inspection (Diesel Model)
- Compressor ON/OFF Valve On-Vehicle Inspection (Diesel Model)
- Relief Valve Inspection (Petrol Model)
- Relief Valve Removal and Installation (Petrol Model)