SPECIFICATION
| Relative humidity (%) | Frequency (Hz) | Relative humidity (%) | Frequency (Hz) |
|---|---|---|---|
| 20 | 7,100 | 60 | 6,600 |
| 30 | 6,976 | 70 | 6,468 |
| 40 | 6,853 | 80 | 6,330 |
| 50 | 6,728 | 90 | 6,186 |
FREQUENCY SPECIFICATIONS
Scheme 1
- Connect scan tool to data link connector (DLC).
- Engine "ON"
- Monitor the "Humidity Sensor" Parameter on the Scan Tool while drying the humidity sensor with a hair drier or heat gun adjusted to a low heat setting. see scheme 69: Monitor Scan Tool Data-HUMIDITY SENSOR PARAMETER
- Are the DTC B1200 present and is parameter of "Humidity Sensor" fixed? * Parameter of "Humidity Sensor" will be fixed at 10%, if there is any fault in Humidity Sensor. YES Go to " «INSPECTION»(ref-278806-S06203426012008020400000) " 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-278806-S30958508222008020400000) " procedure.
Refer to DTC B1200 .
Scheme 2
- Connect scan tool to data link connector (DLC).
- Engine "ON"
- Monitor the "Humidity Sensor" Parameter on the Scan Tool while drying the humidity sensor with a hair drier or heat gun adjusted to a low heat setting. see scheme 77: Monitor Scan Tool Data-HUMIDITY SENSOR PARAMETER
- Are the DTC B1201 present and is parameter of "Humidity Sensor" fixed? * Parameter of "Humidity Sensor" will be fixed at 10%, if there is any fault in Humidity Sensor. YES Go to " «INSPECTION»(ref-278806-S35928274942008020400000) " 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-278806-S30796307462008020400000) " procedure.
| Temperature [°C(°F)] | Resistance (kohms) | Temperature [°C(°F)] | Resistance (kohms) |
|---|---|---|---|
| 30 (-22) | 176.3 | 10 (50) | 19.85 |
| 20 (-4) | 96.44 | 20 (68) | 12.48 |
| 10 (14) | 54.99 | 30 (86) | 8.06 |
| 0 (32) | 32.51 | 40 (104) | 5.33 |
TEMPERATURE SPECIFICATIONS
Scheme 3
- Connect scan tool to data link connector (DLC).
- Engine "ON"
- Monitor the "WATER TEMP. SENSOR" Parameter on the Scan Tool. see scheme 81: Monitor Scan Tool Data-WATER TEMPERATURE SENSOR PARAMETER
- 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 " «INSPECTION»(ref-278806-S14815307922008020400000) " 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-278806-S11998309932008020400000) " procedure.
Refer to DTC B1202 .
Scheme 4
- Connect scan tool to data link connector (DLC).
- Engine "ON"
- Monitor the "WATER TEMP. SENSOR" Parameter on the Scan Tool. see scheme 87: Monitor Scan Tool Data-WATER TEMPERATURE SENSOR
- 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-278806-S18102469742008020400000) " 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-278806-S31254147212008020400000) " procedure.
Refer to DTC B1204 .
Scheme 5
- Connect scan tool to Data Link Connector (DLC).
- Engine "ON"
- Monitor the "Passenger's Air Mix Potentiometer" Parameter on the Scan Tool while operating temp, switch. see scheme 99: Monitor Scan Tool Data-PASSENGER'S AIR MIX POTENTIOMETER
- Are the DTC B1205 present and is parameter of "Passenger's Air Mix potentiometer" fixed? * Parameter of "Passenger's Air Mix potentiometer" will be fixed at 100%(or any value above 90%), or 0% (or any value below 10%), if there is any fault in Passenger's Air Mix potentiometer. YES Go to " «INSPECTION»(ref-278806-S16708050152008020400000) " 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-278806-S27409148372008020400000) " procedure.
* Voltage value of Intake potentiometer as a function of position of Intake door
| Door position | Voltage | Threshold value |
|---|---|---|
| Fresh | 0.3 ± 0.15V | Voltage value < 0.08V |
| Recirculation | 4.7 ± 0.15V | Voltage value > 4.9V |
VOLTAGE SPECIFICATIONS
Scheme 6
- Connect scan tool to Data Link Connector (DLC).
- Engine "ON"
- Monitor the "Intake Potentiometer" Parameter on the Scan Tool while operating intake switch. see scheme 103: Monitor Scan Tool Data-INTAKE POTENTIOMETER
- 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-278806-S04293791222008020400000) " 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-278806-S41434919442008020400000) " procedure.
Refer to DTC B1208 .
Scheme 7
- Connect scan tool to Data Link Connector (DLC).
- Engine "ON"
- Monitor the "Intake Potentiometer" Parameter on the Scan Tool while operating Intake switch. see scheme 110: Monitor Scan Tool Data-INTAKE POTENTIOMETER
- 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-278806-S24463041902008020400000) " 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-278806-S14458669402008020400000) " procedure.
| Temperature [°C(°F)] | Resistance (kohms) | Temperature [°C(°F)] | Resistance (kohms) |
|---|---|---|---|
| 30 (-22) | 528.17 | 25 (77) | 30 |
| 15 (5) | 218.24 | 35 (95) | 19.61 |
| 0 (32) | 97.83 | 45 (113) | 13.12 |
| 15 (59) | 47.12 | 55 (131) | 8.97 |
TEMPERATURE SPECIFICATIONS
Scheme 8
- Connect scan tool to data link connector (DLC).
- Engine "ON"
- Monitor the "IN-CAR TEMP. SENSOR" Parameter on the Scan Tool. see scheme 114: Monitor Scan Tool Data-IN-CAR TEMP SENSOR
- Are the DTC B1233 present and is parameter of "IN-CAR TEMP. SENSOR" fixed? * Parameter of "IN-CAR TEMP. SENSOR" will be fixed at 25°C (77°F), if there is any fault in IN-CAR TEMP. SENSOR. YES Go to " «INSPECTION»(ref-278806-S11616951372008020400000) " 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-278806-S38265320522008020400000) " procedure.
Refer to DTC B1233 .
Scheme 9
- Connect scan tool to data link connector (DLC).
- Engine "ON"
- Monitor the "IN-CAR TEMP. SENSOR" Parameter on the Scan Tool. see scheme 120: Monitor Scan Tool Data-IN-CAR TEMP SENSOR
- Are the DTC B1234 present and is parameter of "IN-CAR TEMP. SENSOR" fixed? * Parameter of "IN-CAR TEMP. SENSOR" will be fixed at 25°C (77°F), if there is any fault in IN-CAR TEMP. SENSOR. YES Go to " «INSPECTION»(ref-278806-S21205024552008020400000) " 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-278806-S17140531142008020400000) " procedure.
| Temperature [°C (°F)] | Resistance (kohms) | Temperature [°C (°F)] | Resistance (kohms) |
|---|---|---|---|
| 40 (-40) | 927.5 | 20 (68) | 37.5 |
| 20 (-4) | 284.5 | 40 (104) | 16.0 |
| 0 (32) | 97.5 | 60 (140) | 7.5 |
TEMPERATURE SPECIFICATIONS
Scheme 10
- Connect scan tool to data link connector (DLC).
- Engine "ON"
- Monitor the "AMBIENT TEMP. SENSOR" Parameter on the Scan Tool. * Parameter of "AMBIENT TEMP. SENSOR" will be fixed at 20°C, if there is any fault in AMBIENT TEMP. SENSOR. see scheme 124: Monitor Scan Tool Data-AMBIENT TEMP SENSOR
- Are the DTC B1237 present and is parameter of "AMBIENT TEMP. SENSOR" fixed? YES Go to " «INSPECTION»(ref-278806-S30394559032008020400000) " 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-278806-S29117359002008020400000) " procedure.
Refer to DTC B1237 .
Scheme 11
- Connect scan tool to Data Link connector (DLC).
- Engine "ON"
- Monitor the "AMBIENT TEMP. SENSOR" Parameter on the Scan Tool. * Parameter of "AMBIENT TEMP. SENSOR" will be fixed at 20°C (67°F), if there is any fault in AMBIENT TEMP. SENSOR. see scheme 130: Monitor Scan Tool Data-AMBIENT TEMP SENSOR
- Are the DTC B1238 present and is parameter of "AMBIENT TEMP. SENSOR" fixed? YES Go to " «INSPECTION»(ref-278806-S03278606872008020400000) " 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-278806-S13178503302008020400000) " procedure.
* Resistance value of evaporator sensor as a function of temperature.
| Temperature [°C (°F)] | Resistance (kohms) | Temperature [°C (°F)] | Resistance (kohms) |
|---|---|---|---|
| 10 (14) | 13.56 | 20 (68) | 3.06 |
| 0 (32) | 8 | 30 (86) | 1.97 |
| 10 (50) | 4.87 | 40 (104) | 1.31 |
TEMPERATURE SPECIFICATIONS
Scheme 12
- Connect scan tool to Data Link connector (DLC).
- Engine "ON"
- Monitor the "EVAPORATIVE SENSOR" Parameter on the Scan Tool. see scheme 134: Monitor Scan Tool Data-EVAPORATOR TEMPERATURE SENSOR
- 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-278806-S18842483702008020400000) " 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-278806-S33813787362008020400000) " procedure.
Refer to DTC B1241 .
Scheme 13
- Connect scan tool to Data Link connector (DLC).
- Engine "ON"
- Monitor the "EVAPORATIVE SENSOR" Parameter on the Scan Tool. see scheme 140: Monitor Scan Tool Data-EVAPORATOR TEMPERATURE SENSOR
- 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-278806-S37392491312008020400000) " 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-278806-S00885228722008020400000) " procedure.
Refer to DTC B1245 .
Scheme 14
- Connect scan tool to Data Link connector (DLC).
- Engine "ON"
- Monitor the "Driver Air Mix Potentiometer" Parameter on the Scan Tool while operating temp, switch. see scheme 153: Monitor Scan Tool Data-DRIVER AIR MIX POTENTIOMETER
- Are the DTC B1246 present and is parameter of "Driver Air Mix potentiometer" fixed? * Parameter of "Driver Air Mix potentiometer" will be fixed at 100% (or any value above 90%), or 0% (or any value below 10%), if there is any fault in Driver Air Mix potentiometer. YES Go to " «INSPECTION»(ref-278806-S13271963732008020400000) " 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-278806-S31063354282008020400000) " procedure.
Refer to DTC B1249 .
Scheme 15
- Connect scan tool to Data Link connector (DLC).
- Engine "ON"
- Monitor the "DIRECTION POTENTIO." parameter on the scan tool while operating mode switch. see scheme 169: Monitor Scan Tool Data-DIRECTION POTENTIO PARAMETER
- 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-278806-S26858821462008020400000) " 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-278806-S01319584572008020400000) " procedure.
Refer to DTC B1245 .
Scheme 16
- Connect scan tool to Data Link connector (DLC).
- Engine "ON"
- Monitor the "Driver Air Mix Potentiometer" Parameter on the Scan Tool while operating temp, switch. see scheme 173: Monitor Scan Tool Data-DRIVER AIR MIX POTENTIOMETER
- Are the DTC B2406 present and is parameter of "Driver AIR MIX Potentiometer" fixed? * There is any fault in Driver AIR MIX Motor. If the parameter of "Driver AIR MIX DOOR" is 30% or less when the actuator operates to the hot position, or If the parameter is 60% and more when the actuator operates to the cold position. YES Go to " «INSPECTION»(ref-278806-S21196750702008020400000) " 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-278806-S01703962982008020400000) " procedure.
* Voltage value of Intake potentiometer as a function of position of Intake door
| Door position | Voltage | Threshold value |
|---|---|---|
| Fresh | 0.3 ± 0.15V | Voltage value 0.08V or less |
| Recirculation | 4.7 ± 0.15V | Voltage value 4.9V or more |
VOLTAGE SPECIFICATIONS
Scheme 17
- Connect scan tool to Data Link connector (DLC).
- Engine "ON"
- Monitor the "Intake Potentiometer" Parameter on the Scan Tool while operating Intake switch. see scheme 182: Monitor Scan Tool Data-INTAKE POTENTIOMETER
- 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-278806-S03507918222008020400000) " 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-278806-S18780954492008020400000) " procedure.
See also:
• BODY (INTERIOR AND EXTERIOR)