U–72
TROUBLESHOOTING
End Of Sie
NO.7 AIR FROM VENTS COLD ENOUGH
A6E858001038W09
Diagnostic procedure
*9
INSPECT WIRING HARNESS BETWEEN
CLIMATE CONTROL UNIT AND AIR INTAKE
ACTUATOR FOR CONTINUITY
•
Turn ignition switch to LOCK position.
•
Is there continuity between following climate
control unit connector (12-pin) terminal and
air intake actuator connector terminal?
— Terminal D —Terminal 2K (FRESH
signal)
— Terminal F —Terminal 2I
(RECIRCULATE signal)
Yes
Go to next step.
No
Repair wiring harness between climate control unit and air
intake actuator, then go to Step 14.
*10
INSPECT WIRING HARNESS BETWEEN
CLIMATE CONTROL UNIT AND AIR INTAKE
ACTUATOR FOR SHORT TO GROUND
•
Is there continuity between following climate
control unit connector (12-pin) terminal and
ground?
— Terminal 2K (FRESH signal)
— Terminal 2I (RECIRCULATE signal)
Yes
Repair wiring harness between climate control unit and air
intake actuator, then go to Step 14.
No
Go to next step.
*11
INSPECT WIRING HARNESS BETWEEN
CLIMATE CONTROL UNIT AND AIR INTAKE
ACTUATOR FOR SHORT TO B+
•
Turn ignition switch to ON position
•
Test voltage at following climate control unit
connector (12-pin) terminal.
— Terminal 2K (FRESH signal)
— Terminal 2I (RECIRCULATE signal)
•
Is voltage
approximately 12 V
?
Yes
Repair wiring harness between climate control unit and air
intake actuator, then go to Step 14.
No
Replace climate control unit, then go to Step 14.
12
INSPECT BLOWER UNIT AIR INTAKE DOOR
•
Is there any foreign material or obstruction in
blower unit air intake door?
Yes
Remove obstruction, then go to Step 14.
No
Go to next step.
13
VERIFY THAT BLOWER UNIT AIR INTAKE
DOOR IS POSITIONED SECURELY AND
PROPERLY
•
Is blower unit air intake door securely and
properly positioned?
Yes
Inspect air intake door for cracks or damage, then go to next
step.
No
Install air intake door securely in proper position, then go to
next step.
14
VERIFY THAT MALFUNCTION SYMPTOM
OCCURS AFTER REPAIR
•
Does malfunction disappear?
Yes
Troubleshooting completed.
Explain repairs to customer.
No
Recheck malfunction symptoms, then repeat from Step 1 if
malfunction recurs.
STEP
INSPECTION
ACTION
7
Air from vents not cold enough.
DESCRIPTION
•
Magnetic clutch operates but A/C system malfunctions.
POSSIBLE
CAUSE
•
Drive belt malfunction (Step 2)
•
Malfunction in blower unit or condenser (Steps 4, 5)
•
Malfunction in receiver/drier or expansion valve (valve closes too much) (Steps 8, 9)
•
Malfunction in refrigerant lines (Steps 10, 11)
•
A/C compressor system malfunction, insufficient compressor oil (Steps 15, 16)
•
Over filling of compressor oil, malfunction in expansion valve or A/C unit air mix link system (Steps 17—
19)
STEP
INSPECTION
ACTION
1
INSPECT DRIVE BELT
•
Inspect drive belt.
(See
B–3 DRIVE BELT INSPECTION
)
•
Is it okay?
Yes
Go to next step.
No
Adjust or replace drive belt, then go to Step 20.
2
INSPECT REFRIGERANT SYSTEM
PERFORMANCE
•
Perform refrigerant system performance test.
(See
U–13 REFRIGERANT SYSTEM
PERFORMANCE TEST
)
•
Is operation normal?
Yes
Operation is normal. (Recheck malfunction symptoms.)
No
Go to next step.
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...