PROBLEM SYMPTOMS TABLE
HINT:
Symptom |
Suspected Area |
See page |
---|---|---|
All functions of A/C system do not operate |
Proceed to "IG Power Source Circuit" |
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Proceed to "Back-up Power Source Circuit" |
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Proceed to "Air Conditioning Control Panel Circuit" |
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Replace air conditioning amplifier assembly |
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LIN communication system |
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Air Flow Control: No blower operation |
Proceed to "Blower Motor Circuit" |
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Proceed to "Air Conditioning Control Panel Circuit" |
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Replace air conditioning amplifier assembly |
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LIN communication system |
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Air Flow Control: No blower control |
Proceed to "Blower Motor Circuit" |
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Proceed to "Air Conditioning Control Panel Circuit" |
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Replace air conditioning amplifier assembly |
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LIN communication system |
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Air Flow Control: Insufficient air flow |
Proceed to "Blower Motor Circuit" |
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Replace air conditioning amplifier assembly |
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Temperature Control: No cool air comes out |
Check volume of refrigerant |
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Check for refrigerant gas leak |
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Replace cooler expansion valve |
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Check cooler compressor assembly |
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Check No. 1 pressure switch |
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Proceed to "Air Conditioning Compressor Magnetic Clutch Circuit" |
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Proceed to "Compressor Lock Sensor Circuit" |
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Proceed to "Air Mix Damper Control Servo Motor Circuit (Driver Side)" |
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Proceed to "Air Mix Damper Control Servo Motor Circuit (Passenger Side)" |
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Proceed to "Room Temperature Sensor Circuit" |
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Proceed to "Ambient Temperature Sensor Circuit" |
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Proceed to "Evaporator Temperature Sensor Circuit" |
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Proceed to "Driver Side Solar Sensor Short Circuit" |
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Proceed to "Front Passenger Side Solar Sensor Short Circuit" |
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Proceed to "BUS IC Communication Malfunction" |
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Proceed to "Air Conditioning Control Panel Circuit" |
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Replace air conditioning amplifier assembly |
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LIN communication system |
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Temperature Control: No warm air comes out |
Proceed to "Air Conditioning Control Panel Circuit" |
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Proceed to "Air Mix Damper Control Servo Motor Circuit (Driver Side)" |
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Proceed to "Air Mix Damper Control Servo Motor Circuit (Passenger Side)" |
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Proceed to "Room Temperature Sensor Circuit" |
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Proceed to "Ambient Temperature Sensor Circuit" |
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Proceed to "Driver Side Solar Sensor Short Circuit" |
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Proceed to "Front Passenger Side Solar Sensor Short Circuit" |
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Proceed to "BUS IC Communication Malfunction" |
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Replace air conditioning amplifier assembly |
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LIN communication system |
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Temperature Control: Output air is warmer or cooler than set temperature or response is slow |
Check volume of refrigerant |
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Check for refrigerant gas leak |
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Replace cooler expansion valve |
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Check cooler compressor assembly |
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Replace heater radiator unit sub-assembly |
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Check No. 1 pressure switch |
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Proceed to "Air Conditioning Compressor Magnetic Clutch Circuit" |
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Proceed to "Compressor Lock Sensor Circuit" |
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Proceed to "Air Mix Damper Control Servo Motor Circuit (Driver Side)" |
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Proceed to "Air Mix Damper Control Servo Motor Circuit (Passenger Side)" |
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Proceed to "Air Inlet Damper Control Servo Motor Circuit" |
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Proceed to "Room Temperature Sensor Circuit" |
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Proceed to "Ambient Temperature Sensor Circuit" |
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Proceed to "Evaporator Temperature Sensor Circuit" |
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Proceed to "Driver Side Solar Sensor Short Circuit" |
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Proceed to "Front Passenger Side Solar Sensor Short Circuit" |
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Proceed to "BUS IC Communication Malfunction" |
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Proceed to "Air Conditioning Control Panel Circuit" |
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Replace air conditioning amplifier assembly |
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LIN communication system |
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Temperature Control: No temperature control (only MAX COOL or MAX WARM) |
Proceed to "Air Conditioning Control Panel Circuit" |
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Proceed to "Air Mix Damper Control Servo Motor Circuit (Driver Side)" |
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Proceed to "Air Mix Damper Control Servo Motor Circuit (Passenger Side)" |
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Proceed to "Room Temperature Sensor Circuit" |
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Proceed to "Ambient Temperature Sensor Circuit" |
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Proceed to "Evaporator Temperature Sensor Circuit" |
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Proceed to "Driver Side Solar Sensor Short Circuit" |
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Proceed to "Front Passenger Side Solar Sensor Short Circuit" |
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Proceed to "BUS IC Communication Malfunction" |
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Replace air conditioning amplifier assembly |
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LIN communication system |
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No air inlet control |
Proceed to "BUS IC Communication Malfunction" |
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Proceed to "Air Inlet Damper Control Servo Motor Circuit" |
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Replace air conditioning amplifier assembly |
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No air flow mode control |
Proceed to "BUS IC Communication Malfunction" |
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Proceed to "Air Outlet Damper Control Servo Motor Circuit" |
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Replace air conditioning amplifier assembly |
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Engine coolant does not warm up quickly when engine is cold (PTC heater does not operate)* |
Proceed to "PTC Heater Circuit" |
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Proceed to "Generator Signal Circuit" |
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Check generator assembly |
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Replace air conditioning amplifier assembly |
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Engine idle up does not occur or is continuous |
Replace air conditioning amplifier assembly |
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Replace ECM |
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CAN communication system |
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Diagnostic trouble codes are not stored, and set mode is cleared when ignition switch is off |
Proceed to "Back-up Power Source Circuit" |
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Replace air conditioning amplifier assembly |
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Disassembly
DISASSEMBLY
PROCEDURE
1. REMOVE BACK DOOR OPENER SWITCH ASSEMBLY
2. REMOVE NO. 2 BACK DOOR OUTSIDE GARNISH
(a) Detach the 2 clips and No. 2 back door outside garnish.
3. REMOVE LICENSE PLATE LIGHT ASSEMBLY
4. REMOVE BACK DOOR OUTSIDE GARNISH SEAL ...
On-vehicle Inspection
ON-VEHICLE INSPECTION
PROCEDURE
1. INSPECT BRAKE MASTER CYLINDER FLUID PRESSURE CHANGE
(a) Inspect the battery voltage.
Battery voltage:
11 to 14 V
(b) Turn the ignition switch off and depres ...