Heating, Ventilation & Air Conditioning: Specifications Hyundai Elantra IV

OIL SPECIFICATION

1. The HFC-134a system requires synthetic (PAG) compressor oil whereas the R-12 system requires mineral compressor oil. The two oils must never be mixed.
2. Compressor (PAG) oil varies according to compressor model. Be sure to use oil specified for the model of compressor.

SPECIFICATION

TEMPERATURE RESISTANCE SPECIFICATION

Scheme 1

1. Connect scantool to data link connector (DLC).
2. Engine "ON"
3. Monitor the "WATER TEMP. SENSOR" Parameter on the Scantool. see scheme 98: Scan Tool Screen Display - WATER TEMP. SENSOR
4. Are the DTC B1202 present and is parameter of "WATER TEMP. SENSOR" fixed? Parameter of "WATER TEMP. SENSOR" will be fixed at -2°C (28.4°F), if there is any fault in WATER TEMP. SENSOR. YES Go to " «COMPONENT INSPECTION»(ref-287428-S42865488662008061200000) " procedure. NO Fault is intermittent caused by poor contact in the sensor's and/or A/C controller's connector or was repaired and A/C controller memory was not cleared. Thoroughly check connectors for looseness, poor connection, bending, corrosion, contamination, deterioration, or damage. Repair or replace as necessary and then go to " «VERIFICATION OF VEHICLE REPAIR»(ref-287428-S29037065802008061200000) " procedure.

Refer to DTC B1202 .

Scheme 2

1. Connect scantool to data link connector (DLC).
2. Engine "ON"
3. Monitor the "WATER TEMP. SENSOR" Parameter on the Scantool. see scheme 104: Scan Tool Screen Display - WATER TEMP. SENSOR
4. Are the DTC B1203 present and is parameter of "WATER TEMP. SENSOR" fixed? Parameter of "WATER TEMP. SENSOR" will be fixed at -2°C (28.4°F), if there is any fault in WATER TEMP. SENSOR. YES Go to " «INSPECTION»(ref-287428-S42865488662008061200000) " procedure. NO Fault is intermittent caused by poor contact in the sensor's and/or A/C controller's connector or was repaired and A/C controller memory was not cleared. Thoroughly check connectors for looseness, poor connection, bending, corrosion, contamination, deterioration, or damage. Repair or replace as necessary and then go to " «VERIFICATION OF VEHICLE REPAIR»(ref-287428-S29037065802008061200000) " procedure.

Voltage value of Intake potentiometer as a function of position of Intake door

VOLTAGE SPECIFICATION

Scheme 3

1. Connect scantool to Data Link Connector (DLC).
2. Engine "ON"
3. Monitor the "Intake Potentiometer" Parameter on the Scantool while operating intake switch. see scheme 107: Scan Tool Screen Display - INTAKE SENSOR
4. Are the DTC B1208 present and is parameter of "Intake Potentiometer" fixed? Parameter of "Intake Potentiometer" will be fixed at 100% (or any value above 90%), or 0% (or any value below 10%), if there is any fault in Intake potentiometer. YES Go to " «INSPECTION»(ref-287428-S15200449062008061200000) " procedure. NO Fault is intermittent caused by poor contact in the sensor's and/or A/C controller's connector or was repaired and A/C controller memory was not cleared. Thoroughly check connectors for looseness, poor connection, bending, corrosion, contamination, deterioration, or damage. Repair or replace as necessary and then go to " «VERIFICATION OF VEHICLE REPAIR»(ref-287428-S02419586702008061200000) " procedure.

Refer to DTC B1208 .

Scheme 4

1. Connect scantool to Data Link Connector (DLC).
2. Engine "ON"
3. Monitor the "Intake Potentiometer" Parameter on the Scantool while operating Intake switch. see scheme 114: Scan Tool Screen Display - INTAKE SENSOR
4. Are the DTC B1209 present and is parameter of "Intake potentiometer" fixed? Parameter of "Intake potentiometer" will be fixed at 100% (or any value above 90%), or 0% (or any value below 10%), if there is any fault in Intake potentiometer. YES Go to " «INSPECTION»(ref-287428-S08835138262008061200000) " procedure. NO Fault is intermittent caused by poor contact in the sensor's and/or A/C controller's connector or was repaired and A/C controller memory was not cleared. Thoroughly check connectors for looseness, poor connection, bending, corrosion, contamination, deterioration, or damage. Repair or replace as necessary and then go to " «VERIFICATION OF VEHICLE REPAIR»(ref-287428-S27035621722008061200000) " procedure.

TEMPERATURE RESISTANCE SPECIFICATION

Scheme 5

1. Connect scantool to data link connector (DLC).
2. Engine "ON"
3. Monitor the "INCAR TEMP. SENSOR" Parameter on the Scantool. see scheme 118: Scan Tool Screen Display - INCAR TEMP. SENSOR
4. Are the DTC B1233 present and is parameter of "INCAR TEMP. SENSOR" fixed? Parameter of "INCAR TEMP. SENSOR" will be fixed at 25°C (77°F), if there is any fault in INCAR TEMP. SENSOR. YES Go to " «INSPECTION»(ref-287428-S11098427782008061200000) " procedure. NO Fault is intermittent caused by poor contact in the sensor's and/or A/C controller's connector or was repaired and A/C controller memory was not cleared. Thoroughly check connectors for looseness, poor connection, bending, corrosion, contamination, deterioration, or damage. Repair or replace as necessary and then go to " «VERIFICATION OF VEHICLE REPAIR»(ref-287428-S02093105442008061200000) " procedure.

Refer to DTC B1233 .

Scheme 6

1. Connect scantool to data link connector (DLC).
2. Engine "ON"
3. Monitor the "INCAR TEMP. SENSOR" Parameter on the Scantool. see scheme 124: Scan Tool Screen Display - INCAR TEMP. SENSOR
4. Are the DTC B1234 present and is parameter of "INCAR TEMP. SENSOR" fixed? Parameter of "INCAR TEMP. SENSOR" will be fixed at 25°C (77°F), if there is any fault in INCAR TEMP. SENSOR. YES Go to " «INSPECTION»(ref-287428-S21137131252008061200000) " procedure. NO Fault is intermittent caused by poor contact in the sensor's and/or A/C controller's connector or was repaired and A/C controller memory was not cleared. Thoroughly check connectors for looseness, poor connection, bending, corrosion, contamination, deterioration, or damage. Repair or replace as necessary and then go to " «VERIFICATION OF VEHICLE REPAIR»(ref-287428-S01893261512008061200000) " procedure.

TEMPERATURE RESISTANCE SPECIFICATION

Scheme 7

1. Connect scantool to data link connector (DLC).
2. Engine "ON"
3. Monitor the "AMBIENT TEMP. SENSOR" Parameter on the Scantool. Parameter of "AMBIENT TEMP. SENSOR" will be fixed at 20°C, if there is any fault in AMBIENT TEMP. SENSOR. see scheme 128: Scan Tool Screen Display - AMBIENT AIR TEMP. SENSOR
4. Are the DTC B1237 present and is parameter of "AMBIENT TEMP. SENSOR" fixed? YES Go to " «INSPECTION»(ref-287428-S06675330622008061200000) " procedure. NO Fault is intermittent caused by poor contact in the sensor's and/or A/C controller's connector or was repaired and A/C controller memory was not cleared. Thoroughly check connectors for looseness, poor connection, bending, corrosion, contamination, deterioration, or damage. Repair or replace as necessary and then go to " «VERIFICATION OF VEHICLE REPAIR»(ref-287428-S01644114512008061200000) " procedure.

Refer to DTC B1237 .

Scheme 8

1. Connect scantool to Data Link connector (DLC).
2. Engine "ON"
3. Monitor the "AMBIENT TEMP. SENSOR" Parameter on the Scantool. Parameter of "AMBIENT TEMP. SENSOR" will be fixed at 20°C (67°F), if there is any fault in AMBIENT TEMP. SENSOR. see scheme 133: Scan Tool Screen Display - AMBIENT AIR TEMP. SENSOR
4. Are the DTC B1238 present and is parameter of "AMBIENT TEMP. SENSOR" fixed? YES Go to " «INSPECTION»(ref-287428-S10440048012008061200000) " procedure. NO Fault is intermittent caused by poor contact in the sensor's and/or A/C controller's connector or was repaired and A/C controller memory was not cleared. Thoroughly check connectors for looseness, poor connection, bending, corrosion, contamination, deterioration, or damage. Repair or replace as necessary and then go to " «VERIFICATION OF VEHICLE REPAIR»(ref-287428-S02736267752008061200000) " procedure.

Resistance value of evaporator sensor as a function of temperature.

TEMPERATURE RESISTANCE SPECIFICATION

Scheme 9

1. Connect scantool to Data Link connector (DLC).
2. Engine "ON"
3. Monitor the "EVAPORATIVE SENSOR" Parameter on the Scantool. see scheme 137: Scan Tool Screen Display - EVAPORATIVE SENSOR
4. Are the DTC B1241 present and is parameter of "EVAPORATIVE SENSOR" fixed? Parameter of "EVAPORATIVE SENSOR" will be fixed at -2°C (28.4°F), if there is any fault in EVAPORATIVE SENSOR. YES Go to " «INSPECTION»(ref-287428-S08708609442008061200000) " procedure. NO Fault is intermittent caused by poor contact in the sensor's and/or A/C controller's connector or was repaired and A/C controller memory was not cleared. Thoroughly check connectors for looseness, poor connection, bending, corrosion, contamination, deterioration, or damage. Repair or replace as necessary and then go to " «VERIFICATION OF VEHICLE REPAIR»(ref-287428-S21310806582008061200000) " procedure.

Refer to DTC B1241 .

Scheme 10

1. Connect scantool to Data Link connector (DLC).
2. Engine "ON"
3. Monitor the "EVAPORATIVE SENSOR" Parameter on the Scantool. see scheme 142: Scan Tool Screen Display - EVAPORATIVE SENSOR
4. Are the DTC B1242 present and is parameter of "EVAPORATIVE SENSOR" fixed? Parameter of "EVAPORATIVE SENSOR" will be fixed at -2°C (28.4°F), if there is any fault in EVAPORATIVE SENSOR. YES Go to " «INSPECTION»(ref-287428-S41092610002008061200000) " procedure. NO Fault is intermittent caused by poor contact in the sensor's and/or A/C controller's connector or was repaired and A/C controller memory was not cleared. Thoroughly check connectors for looseness, poor connection, bending, corrosion, contamination, deterioration, or damage. Repair or replace as necessary and then go to " «VERIFICATION OF VEHICLE REPAIR»(ref-287428-S05487936362008061200000) " procedure.

Refer to DTC B1249 .

Scheme 11

1. Connect scantool to Data Link connector (DLC).
2. Engine "ON"
3. Monitor the " DIRECTION POTENTIO." parameter on the scantool while operating mode switch. see scheme 169: Scan Tool Screen Display - DIRECTION POTENTIO.
4. Are the DTC B1250 present and is parameter of "DIRECTION POTENTIO." fixed? Parameter of "DIRECTION POTENTIO." will be fixed at 100% (or any value above 90%), or 0% (or any value below 10%), if there is any fault in Driver Direction potentiometer. YES Go to " «INSPECTION»(ref-287428-S21047966462008061200000) " procedure. NO Fault is intermittent caused by poor contact in the sensor's and/or A/C controller's connector or was repaired and A/C controller memory was not cleared. Thoroughly check connectors for looseness, poor connection, bending, corrosion, contamination, deterioration, or damage. Repair or replace as necessary and then go to " «VERIFICATION OF VEHICLE REPAIR»(ref-287428-S20882075432008061200000) " procedure.

Voltage value of AQS sensor as a function of position of operating condition.

VOLTAGE SPECIFICATION

Scheme 12

1. Connect scantool to Data Link connector (DLC).
2. Engine "ON"
3. Monitor the" AQS sensor" Parameter on the Scantool. While making hazardous gas such as tobacco fumes around the AQS sensor. see scheme 173: Scan Tool Screen Display - AQS SENSOR
4. Are the DTC B1257 present and is parameter of "AQS SENSOR" fixed? YES Go to " «INSPECTION»(ref-287428-S34463419142008061200000) " procedure. NO Fault is intermittent caused by poor contact in the sensor's and/or A/C controller's connector or was repaired and A/C controller memory was not cleared. Thoroughly check connectors for looseness, poor connection, bending, corrosion, contamination, deterioration, or damage. Repair or replace as necessary and then go to " «VERIFICATION OF VEHICLE REPAIR»(ref-287428-S32330142882008061200000) " procedure.

Refer to DTC B1257 .

Scheme 13

1. Connect scantool to Data Link connector (DLC).
2. Engine "ON"
3. Monitor the "AQS sensor" Parameter on the Scantool. While making hazardous gas such as tobacco fumes around the AQS sensor. see scheme 178: Scan Tool Screen Display - AQS SENSOR
4. Are the DTC B1258 present and is parameter of "AQS SENSOR" fixed? YES Go to " «INSPECTION»(ref-287428-S12325302342008061200000) " procedure. NO Fault is intermittent caused by poor contact in the sensor's and/or A/C control unit's connector or was repaired and A/C control unit memory was not cleared. Thoroughly check connectors for looseness, poor connection, bending, corrosion, contamination, deterioration, or damage. Repair or replace as necessary and then go to " «VERIFICATION OF VEHICLE REPAIR»(ref-287428-S35590044962008061200000) " procedure.

Refer to DTC B1257 .

Scheme 14

1. Connect scantool to Data Link connector (DLC).
2. Engine "ON"
3. Monitor the" AQS sensor" Parameter on the Scantool. While making hazardous gas such as tobacco fumes around the AQS sensor. see scheme 183: Scan Tool Screen Display - AQS SENSOR
4. Are the DTC B1259 present and is parameter of "AQS SENSOR" fixed? YES Go to " «INSPECTION»(ref-287428-S30958558452008061200000) " procedure. NO Fault is intermittent caused by poor contact in the sensor's and/or A/C controller's connector or was repaired and A/C controller memory was not cleared. Thoroughly check connectors for looseness, poor connection, bending, corrosion, contamination, deterioration, or damage. Repair or replace as necessary and then go to " «VERIFICATION OF VEHICLE REPAIR»(ref-287428-S23740142312008061200000) " procedure.

Voltage value of Intake potentiometer as a function of position of Intake door

VOLTAGE SPECIFICATION

Scheme 15

1. Connect scantool to Data Link connector (DLC).
2. Engine "ON"
3. Monitor the "Intake Potentiometer" Parameter on the Scantool while operating Intake switch. see scheme 197: Scan Tool Screen Display - INTAKE POTENTIOMETER
4. Are the DTC B2408 present and is parameter of "Intake Potentiometer" fixed? There is any fault in Intake potentiometer. If the parameter of "Intake potentiometer" is 30% or less when the actuator operates to the fresh position, or If the parameter is 60% and more when the actuator operates to the recirculation position. YES Go to " «INSPECTION»(ref-287428-S04845476092008061200000) " procedure. NO Fault is intermittent caused by poor contact in the sensor's and/or A/C controller's connector or was repaired and A/C controller memory was not cleared. Thoroughly check connectors for looseness, poor connection, bending, corrosion, contamination, deterioration, or damage. Repair or replace as necessary and then go to " «VERIFICATION OF VEHICLE REPAIR»(ref-287428-S30969311772008061200000) " procedure.

See also:
• FRONT BUMPER