PROBLEM SYMPTOMS TABLE
HINT:
Symptom |
Suspected Area |
See page |
---|---|---|
All functions of the A/C system do not operate |
IG power source circuit |
|
Back-up power source circuit |
|
|
Air conditioning control panel circuit |
|
|
A/C amplifier |
|
|
Air flow control: No blower operation |
Blower motor circuit |
|
Air conditioning control panel circuit |
|
|
A/C amplifier |
|
|
Air flow control: No blower control |
Blower motor circuit |
|
Air conditioning control panel circuit |
|
|
A/C amplifier |
|
|
Air flow control: Insufficient air flow |
Blower motor circuit |
|
A/C amplifier |
|
|
Temperature control: No cool air comes out |
Refrigerant volume |
- |
Refrigerant pressure |
|
|
Air conditioning pressure sensor circuit |
|
|
Air conditioning compressor magnetic clutch circuit*1 |
|
|
Compressor lock sensor circuit*1 |
|
|
Compressor solenoid circuit |
|
|
Air mix damper control servo motor circuit (for Driver side) |
|
|
Air mix damper control servo motor circuit (for Front passenger side) |
|
|
Evaporator temperature sensor circuit |
|
|
Room temperature sensor circuit |
|
|
Ambient temperature sensor circuit |
|
|
Air conditioning control panel circuit |
|
|
Expansion valve |
|
|
A/C amplifier |
|
|
ECM*1 |
|
|
ECM*2 |
|
|
Temperature control: No warm air comes out |
Air mix damper control servo motor circuit (for Driver side) |
|
Air mix damper control servo motor circuit (for Front passenger side) |
|
|
Evaporator temperature sensor circuit |
|
|
Room temperature sensor circuit |
|
|
Ambient temperature sensor circuit |
|
|
Air conditioning control panel circuit |
|
|
A/C amplifier |
|
|
ECM*1 |
|
|
ECM*2 |
|
|
Temperature control: Output air is warmer or cooler than the set temperature or response is slow |
Refrigerant volume |
- |
Refrigerant pressure |
|
|
Air conditioning compressor magnetic clutch circuit*1 |
|
|
Compressor lock sensor circuit*1 |
|
|
Compressor solenoid circuit |
|
|
Solar sensor circuit (for Driver side) |
|
|
Solar sensor circuit (for Front passenger side) |
|
|
Room temperature sensor circuit |
|
|
Ambient temperature sensor circuit |
|
|
Air mix damper control servo motor circuit (for Driver side) |
|
|
Air mix damper control servo motor circuit (for Front passenger side) |
|
|
Air inlet damper control servo motor circuit |
|
|
Air conditioning control panel circuit |
|
|
Radiator unit sub-assembly |
|
|
Expansion valve |
|
|
A/C amplifier |
|
|
ECM*1 |
|
|
ECM*2 |
|
|
Temperature control: No temperature control (only Max. cool or Max. warm) |
Air mix damper control servo motor circuit (for Driver side) |
|
Air mix damper control servo motor circuit (for Front Passenger side) |
|
|
Room temperature sensor circuit |
|
|
Ambient temperature sensor circuit |
|
|
Evaporator temperature sensor circuit |
|
|
Solar sensor circuit (for Driver side) |
|
|
Solar sensor circuit (for Front passenger side) |
|
|
Air conditioning control panel circuit |
|
|
A/C amplifier |
|
|
No air inlet control |
Air inlet damper control servo motor circuit |
|
Air conditioning control panel circuit |
|
|
A/C amplifier |
|
|
No air flow mode control |
Air outlet damper control servo motor circuit |
|
Air conditioning control panel circuit |
|
|
A/C amplifier |
|
|
Engine does not start for heater |
Air conditioning compressor magnetic clutch circuit*1 |
|
Compressor lock sensor circuit*1 |
|
|
Compressor solenoid circuit |
|
|
A/C amplifier |
|
|
Blinking of A/C indicator |
Compressor solenoid circuit |
|
A/C amplifier |
|
|
Diagnostic trouble codes (DTCs) are not recorded. Set mode is cleared when ignition switch is off. |
Back-up power source circuit |
|
A/C amplifier |
|
Engine Coolant Temperature Circuit Range / Performance Problem (P0116)
DESCRIPTION
Refer to DTC P0115 (See page ).
DTC No.
DTC Detection Condition
Trouble Area
P0116
When either of the following conditions is met (2 trip detection logic).
During engine ...
Terminals Of Ecu
TERMINALS OF ECU
1. CHECK POWER BACK DOOR ECU (POWER BACK DOOR MOTOR UNIT) (w/ POWER BACK DOOR
SYSTEM)
(a) Disconnect the L20 power back door ECU connector.
(b) Measure the voltage and resistance according to the value(s) in the table
below.
...
Terminals Of Ecu
TERMINALS OF ECU
1. CHECK SLIDING ROOF ECU (SLIDING ROOF DRIVE GEAR SUB-ASSEMBLY)
(a) Disconnect the P4 ECU connector.
(b) Measure the resistance and voltage according to the value(s) in the table
below.
HINT:
Measure the values on the wire harness si ...