HEATING AND VENTILATION SYSTEM 7A – 5
DAEWOO V–121 BL4
Step
No
Yes
Value(s)
Action
13
1. Check for the following problems:
S
Restriction in the cooling system.
S
Failed water pump impeller.
S
Faulty
thermostat.
2. Make repairs to the cooling system, as needed.
Are the repairs complete?
System OK
Go to Step 14
14
1. Install the surge tank cap.
2. With the ignition ON, allow the engine to warm
up for approximately 20 minutes. Drive the ve-
hicle at 48 km/h (30 mph).
3. Use a thermometer to measure the ambient air
temperature and the discharge air temperature
at the heater outlet.
Does the heater output meet the minimum values
specified?
Refer to ”Heat-
er Temperature
Specifications”
Go to Step 15
Go to Step 16
15
1. Check the vehicle for cold air leaks at the fol-
lowing locations:
S
Dash.
S
Heater
cases.
S
Vents.
2. Check under the seat for obstructions.
3. Repair any leaks or obstructions.
Are the repairs complete?
System OK
16
1. Turn the ignition OFF.
2. Turn the temperature control knob from full
cold to full hot.
3. Listen for the sound of the temperature door
slam just before reaching the end of the travel
range of the control knob.
Does the door slam?
Go to Step 18
Go to Step 17
17
1. Check the following aspects of the temperature
door:
S
Travel.
S
Cables.
S
Linkage.
2. Verify the accuracy of the temperature controls
at full hot.
3. Verify the accuracy of the temperature controls
at full cold.
Is the repair complete?
System OK
18
1. Turn the temperature control knob to full hot.
2. Start the vehicle.
3. Check the temperature of the heater inlet hose
and the heater outlet hose by feel. The air tem-
perature around the hoses should be at least
29
°
C (84
°
F).
Is the heater inlet hose hot and the heater outlet
hose warm?
Go to Step 19
Go to Step 22
19
Check the thermostat. Refer to 1D, Engine Cooling.
Is the thermostat installed and seated properly?
Go to Step 20
Go to Step 21
Summary of Contents for NUBIRA
Page 1: ......
Page 26: ...GENERAL INFORMATION 0B 25 DAEWOO V 121 BL4 ...
Page 27: ...0B 26IGENERAL INFORMATION DAEWOO V 121 BL4 Vehicle Lifting Points ...
Page 46: ...1C 8IDOHC ENGINE MECHANICAL DAEWOO V 121 BL4 COMPONENT LOCATOR UPPER END ...
Page 48: ...1C 10IDOHC ENGINE MECHANICAL DAEWOO V 121 BL4 LOWER END ...
Page 140: ...1F 16IENGINE CONTROLS DAEWOO V 121 BL4 PCM ECM WIRING DIAGRAM 2 OF 6 IPCM 6KD ISFI 6TD ...
Page 141: ...ENGINE CONTROLS 1F 17 DAEWOO V 121 BL4 PCM ECM WIRING DIAGRAM 3 OF 6 IPCM 6KD ISFI 6TD ...
Page 142: ...1F 18IENGINE CONTROLS DAEWOO V 121 BL4 PCM ECM WIRING DIAGRAM 4 OF 6 IPCM 6KD ISFI 6TD ...
Page 143: ...ENGINE CONTROLS 1F 19 DAEWOO V 121 BL4 PCM ECM WIRING DIAGRAM 5 OF 6 IPCM 6KD ISFI 6TD ...
Page 144: ...1F 20IENGINE CONTROLS DAEWOO V 121 BL4 PCM ECM WIRING DIAGRAM 6 OF 6 IPCM 6KD ISFI 6TD ...
Page 145: ...ENGINE CONTROLS 1F 21 DAEWOO V 121 BL4 CONNECTOR END VIEW ...
Page 146: ...1F 22IENGINE CONTROLS DAEWOO V 121 BL4 ...
Page 147: ...ENGINE CONTROLS 1F 23 DAEWOO V 121 BL4 ...
Page 148: ...1F 24IENGINE CONTROLS DAEWOO V 121 BL4 ...
Page 149: ...ENGINE CONTROLS 1F 25 DAEWOO V 121 BL4 ...
Page 150: ...1F 26IENGINE CONTROLS DAEWOO V 121 BL4 COMPONENT LOCATOR ...
Page 160: ...1F 36IENGINE CONTROLS DAEWOO V 121 BL4 ...
Page 251: ...SECTION 3 WIRING DIAGRAM FOR POWER SUPPLIES ...
Page 252: ...3 2WWIRING DIAGRAM FOR POWER SUPPLIES 1 IGNITION SWITCH CIRCUIT ...
Page 255: ...WIRING DIAGRAM FOR POWER SUPPLIESW3 5 4 ENGINE ROOM FUSE RELAY CIRCUIT ...
Page 256: ...3 6WWIRING DIAGRAM FOR POWER SUPPLIES ...
Page 257: ...WIRING DIAGRAM FOR POWER SUPPLIESW3 7 ...
Page 271: ...SECTION 4 USAGE AND CAPACITY OF FUSES ...
Page 345: ...ANTILOCK BRAKE SYSTEM 4F 5 DAEWOO V 121 BL4 SCHEMATIC AND ROUTING DIAGRAMS ABS CIRCUIT 1 OF 4 ...
Page 346: ...4F 6IANTILOCK BRAKE SYSTEM DAEWOO V 121 BL4 ABS CIRCUIT 2 OF 4 ...
Page 347: ...ANTILOCK BRAKE SYSTEM 4F 7 DAEWOO V 121 BL4 ABS CIRCUIT 3 OF 4 ...
Page 348: ...4F 8IANTILOCK BRAKE SYSTEM DAEWOO V 121 BL4 ABS CIRCUIT 4 OF 4 ...
Page 363: ...SECTION 5 ELECTRICAL WIRING DIAGRAMS ...
Page 381: ...5A 16I4T40 E AUTOMATIC TRANSAXLE DAEWOO V 121 BL4 POWERTRAIN CONTROL MODULE 2 OF 3 ...
Page 382: ...4T40 E AUTOMATIC TRANSAXLE 5A 17 DAEWOO V 121 BL4 POWERTRAIN CONTROL MODULE 3 OF 3 ...
Page 392: ...FIVE SPEED MANUAL TRANSAXLE 5B 9 DAEWOO V 121 BL4 COMPONENT LOCATORS GEARS AND CASE ...
Page 395: ...5B 12IFIVE SPEED MANUAL TRANSAXLE DAEWOO V 121 BL4 SHIFT LINKAGE ...
Page 402: ...5C0 6ICLUTCH DAEWOO V 121 BL4 1 Flywheel 2 Clutch Disc 3 Pressure Plate 4 Release Bearing ...
Page 470: ...9A 2IBODY WIRING SYSTEM DAEWOO V 121 BL4 POWER DISTRIBUTION SCHEMATIC ...
Page 471: ...BODY WIRING SYSTEM 9A 3 DAEWOO V 121 BL4 ...
Page 475: ...BODY WIRING SYSTEM 9A 7 DAEWOO V 121 BL4 REAR HARNESS ROUTING ...
Page 476: ...9A 8IBODY WIRING SYSTEM DAEWOO V 121 BL4 FRONT HARNESS ROUTING ...
Page 477: ...BODY WIRING SYSTEM 9A 9 DAEWOO V 121 BL4 FLOOR HARNESS ROUTING ...
Page 478: ...9A 10IBODY WIRING SYSTEM DAEWOO V 121 BL4 INSTRUMENT HARNESS ROUTING ...
Page 479: ...BODY WIRING SYSTEM 9A 11 DAEWOO V 121 BL4 DOOR HARNESS ROUTING ...
Page 483: ...9B 4ILIGHTING SYSTEMS DAEWOO V 121 BL4 PARKING TAIL POSITION AND LICENSE LAMPS CIRCUIT ...
Page 484: ...LIGHTING SYSTEMS 9B 5 DAEWOO V 121 BL4 TURN AND HAZARD LAMPS CIRCUIT ...
Page 485: ...9B 6ILIGHTING SYSTEMS DAEWOO V 121 BL4 BRAKE AND BACKUP LAMPS CIRCUIT ...
Page 487: ...9B 8ILIGHTING SYSTEMS DAEWOO V 121 BL4 HEADLAMPS CIRCUIT ...
Page 488: ...LIGHTING SYSTEMS 9B 9 DAEWOO V 121 BL4 DAYTIME RUNNING LAMPS CIRCUIT ...
Page 489: ...9B 10ILIGHTING SYSTEMS DAEWOO V 121 BL4 FOG LAMPS CIRCUIT ...
Page 511: ...9C 2IHORNS DAEWOO V 121 BL4 SCHEMATIC AND ROUTING DIAGRAMS HORN WIRING SYSTEM ...
Page 517: ...WIPERS WASHER SYSTEMS 9D 3 DAEWOO V 121 BL4 WIPERS AND WASHER SYSTEM HATCHBACK ...
Page 561: ...9F 2IAUDIO SYSTEMS DAEWOO V 121 BL4 SCHEMATIC AND ROUTING DIAGRAMS AUDIO SYSTEM CIRCUIT ...
Page 603: ...DOORS 9P 3 DAEWOO V 121 BL4 SCHEMATIC AND ROUTING DIAGRAMS POWER DOOR LOCKS ...
Page 604: ...9P 4IDOORS DAEWOO V 121 BL4 POWER WINDOWS FRONT AND REAR ...
Page 637: ...9Q 2IROOF DAEWOO V 121 BL4 SCHEMATIC AND ROUTING DIAGRAMS POWER SUNROOF SYSTEM ...
Page 710: ...CRUISE CONRTOL SYSTEM 9U 3 DAEWOO V 121 BL4 CRUISE CONTROL SYSTEM AUTOMATIC TRANSAXLE 2 OF 2 ...
Page 711: ...9U 4ICRUISE CONRTOL SYSTEM DAEWOO V 121 BL4 CRUISE CONTROL SYSTEM MANUAL TRANSAXLE 1 OF 2 ...
Page 712: ...CRUISE CONRTOL SYSTEM 9U 5 DAEWOO V 121 BL4 CRUISE CONTROL SYSTEM MANUAL TRANSAXLE 2 OF 2 ...
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