DIAGNOSIS AND REPAIR WORKFLOW
Interview Sheet

Precaution
System descriptionMagnet clutch control system
System Diagram
System Description
The A/C auto amp. controls compressor operation by ambient temperature,
intake air temperature and signal
from ECM.
SYSTEM OPERATION
When the A/C switch, the AUTO switch, or the DEF switch is pressed, or when
shifting mode position to D/F,
the A/C auto ...
Parking, license plate and tail lamps are not turned on
Description
The parking, license plate and tail lamps do not turn ON in with any lighting
switch setting.
Diagnosis Procedure
1.COMBINATION SWITCH (LIGHTING AND TURN SIGNAL SWITCH) INSPECTION
Check the combination switch (lighting and turn signal switch).
2.CHECK TAIL LAMP RELAY REQUEST SIGNA ...
P0128 thermostat function
DTC Logic
DTC DETECTION LOGIC
NOTE:
If DTC P0128 is displayed with DTC P0300, P0301, P0302, P0303, P0304, P0305 or
P0306, first perform
the trouble diagnosis for DTC P0300, P0301, P0302, P0303, P0304, P0305, P0306.
Engine coolant temperature has not risen enough to open the thermostat even ...