TROUBLESHOOTING
U–65
U
NO.1 INSUFFICIENT AIR (OR NO AIR) BLOWN FROM VENTS
A6E858001038W03
Diagnostic procedure
End Of Sie
NO.2 AMOUNT OF AIR BLOWN FROM VENTS DOES NOT CHANGE
A6E858001038W04
Full-auto Air Conditioner
•
When performing an asterisked (*) troubleshooting inspection, shake the wiring harness and connectors while
performing the inspection to discover whether poor contact points are the cause of any intermittent
malfunctions. If there is a problem, check to make sure connectors, terminals and wiring harnesses are
connected correctly and undamaged.
Diagnostic procedure
1
Insufficient air (or no air) blown from vents.
DESCRIPTION
•
Problem with each vent and/or duct.
POSSIBLE
CAUSE
•
Malfunction in VENT mode system (Steps 1—4)
•
Malfunction in HEAT mode system (Step 5)
•
Malfunction in DEFROSTER mode system (Steps 6—8)
STEP
INSPECTION
ACTION
1
INSPECT TO SEE WHETHER MALFUNCTION
IS IN VENT MODE OR OTHER MODES
•
Does air blow out when in VENT mode?
Yes
Go to Step 4.
No
Go to next step.
2
INSPECT VENT
•
Is vent clogged?
Yes
Remove obstruction, then go to Step 8.
No
Go to next step.
3
VERIFY THAT DUCT IN DASHBOARD IS
INSTALLED
•
Is duct in dashboard properly installed?
Yes
Inspect duct for clogging, deformity and air leakage, then go
to Step 8.
No
Install duct securely in the proper position, then go to Step
8.
4
INSPECT TO SEE WHETHER MALFUNCTION
IS IN HEAT MODE OR DEFROSTER MODE
•
Does air blow out when in HEAT mode?
Yes
Go to next step.
No
Inspect vent for clogging, then go to Step 8.
5
INSPECT DEFROSTER MODE
•
Does air blow out when in DEFROSTER
mode?
Yes
Operation is okay. Recheck malfunction symptoms.
No
Go to next step.
6
INSPECT VENT
•
Is vent clogged?
Yes
Remove obstruction, then go to Step 8.
No
Go to next step.
7
VERIFY THAT DEFROSTER DUCT IS
INSTALLED
•
Is defroster duct properly installed?
Yes
Inspect duct for clogging, deformity, and air leakage, then
go to next step.
No
Install duct securely in proper position, then go to next step.
8
CONFIRM THAT MALFUNCTION SYMPTOMS
DO NOT RECUR AFTER REPAIR
•
Does air blow out?
Yes
Troubleshooting completed.
Explain repairs to customer.
No
Recheck malfunction symptoms, then repeat from Step 1 if
malfunction recurs.
2
Amount of air blown from vents does not change.
DESCRIPTION
•
Malfunction in blower system.
POSSIBLE
CAUSE
•
Malfunction in blower unit (Steps 3, 4, 12)
•
Malfunction in blower motor (Steps 5—9)
•
Malfunction in power MOS FET system (Steps 10, 11, 13, 14)
•
Malfunction in climate control unit (Step 15)
STEP
INSPECTION
ACTION
1
INSPECT BLOWER 40 A FUSE
•
Inspect BLOWER 40 A fuse.
•
Is it okay?
Yes
Go to next step.
No
Replace fuse, then go to Step 15. If fuse burns out
immediately, go to next step.
2
INSPECT TO SEE WHETHER MALFUNCTION
IS IN BLOWER UNIT OR ELSEWHERE
•
Turn ignition switch to ON position.
•
Recirculate air inside vehicle.
•
Does blower unit fan rotate smoothly?
Yes
Go to Step 4.
No
Go to next step.
3
INSPECT BLOWER UNIT INTAKE VENT
•
Is intake vent of blower unit clogged?
Yes
Remove obstruction, then go to Step 15.
No
Inspect if there are any obstruction in passage between
blower unit to A/C unit, then go to Step 15.
Содержание 6 2002
Страница 104: ...F 4 LOCATION INDEX End Of Sie FUEL SYSTEM A6E390001006W01 Engine Room Side A6E3912W015...
Страница 151: ...F 36 EXHAUST SYSTEM A6E3914W002...
Страница 312: ...F 182 TROUBLESHOOTING QUICK DIAGNOSTIC CHART A6E398018881W02 A6E3980W001...
Страница 313: ...TROUBLESHOOTING F 183 F A6E3980W002...
Страница 314: ...F 184 TROUBLESHOOTING A6E3980W003...
Страница 315: ...TROUBLESHOOTING F 185 F End Of Sie A6E3980W004...
Страница 410: ...K 3 K...
Страница 411: ...K 4 LOCATION INDEX AUTOMATIC TRANSAXLE LOCATION INDEX A6E560001074W01 LOCATION INDEX A6E5600W001...
Страница 526: ...TROUBLESHOOTING K 115 K QUICK DIAGNOSIS CHART A6E568001030W04 A6E5680W001...
Страница 527: ...K 116 TROUBLESHOOTING End Of Sie A6E5680W002...
Страница 653: ...ON BOARD DIAGNOSTIC ABS TCS P 57 P...
Страница 701: ...TROUBLESHOOTING ABS TCS DYNAMIC STABILITY CONTROL P 105 P Vehicle with ABS TCS A6E6980W002...
Страница 702: ...P 106 TROUBLESHOOTING ABS TCS DYNAMIC STABILITY CONTROL Vehicle with DSC End Of Sie A6E6980W100...
Страница 819: ...OUTSIDE MIRROR S 60 2 THIS PAGE IS INTENTIONALLY LEFT BLANK End Of Sie...
Страница 971: ...T 76 WARNING AND INDICATOR SYSTEM Operating Order A6E8118W009...
Страница 1150: ...U 4 LOCATION INDEX End Of Sie CONTROL SYSTEM A6E850001042W01 L H D A6E8500W003 A6E8500W004...
Страница 1152: ...U 6 LOCATION INDEX R H D A6E8500W005 A6E8500W006...
Страница 1177: ...U 26 BASIC SYSTEM 12 Perform the refrigerant system performance test See U 13 REFRIGERANT SYSTEM PERFORMANCE TEST A6E8516W029...