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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Washer Fluid Level Warning Switch Circuit
DESCRIPTION
When the volume of washer fluid decreases to below a certain level (when the
level warning switch is turned on), the multi-information display in the combination
meter assembly displays "LOW WASHER FLUID" to warn the driver.
WIRING ...
Voice Recognition Microphone Disconnected (B1579)
DESCRIPTION
The radio and display receiver assembly and map light assembly (telephone microphone
assembly) are connected to each other using the microphone connection detection
signal lines.
This DTC is stored when a microphone connection detection signa ...