Category: Heating, Ventilation and Air Conditioning
Heater-Evaporator Door Position Table of Contents DEFROSTER DOOR A/C EVAPORATOR CORE HEATER CORE ‚ a? „agil ∖↴∣↗↗↗↗↙↯≣ ?ia/?z i VENT DOOR Heater-Evaporator Door Position 22-4 22-5 Attachments nsxb22004a (177 kB)
Troubleshooting Self-diagnosis Circuit Check The Automatic Climate Control System has a built-in self diagnosis feature. To run it, turn the ignition switch ON (II), then turn the fan speed dial to the AUTO position. Set the temperature control dial to 60° F(18°C), then gradually move0 the dial up the temperature range to 90°F (32°C). At […]
A/C System Service Performance Test The performance test will help determine if the air con- ditioning system is operating within specifications. Only use service equipment that is U.L.-listed and is cer- tified to meet the requirements of SAE J2210 to remove HFC-134a (R-134a) from the air conditioning system. CAUTION: Exposure to air conditioner refrigerant and […]
Special Tools Ref. No. Tool Number Description Qty Page Reference 07LAJ-PT3010A Test Harness 1 22-49, 50 Main Menu Table of Contents Special Tools Ref. No. Tool Number Description Qty Page Reference O7 LAJ-PT3010A Test Harness 22-49 Ш _— 22-2 Attachments nsxd22002a (42 kB)
Heater Core Temperature Sensor Removal Disconnect the connector, remove the clamp and the heater core temperature sensor. CLAMP HEATER CORE TEMPERATURE SENSOR Compare the resistance reading between the terminals of the heater core temperature sensor with specifica- tions shown in the following graph: It should be within specification. NOTE: Dip the sensor in ice water, […]
Evaporator Temperature Sensor Removal Give the evaporator temperature sensor a quarter turn, then pull out to remove it. EVAPORATOR TEMPERATURE SENSOR Test Compare the resistance reading between the terminals of the evaporator temperature sensor with specification shown in the following graph: It should be within specification. NOTE: Dip the sensor in ice water, and measure […]
In-car Temperature Sensor Removal The in-car temperature sensor assembly includes a small fan (aspirator fan) to draw air past the sensor (see page 22-66(’93-’96), 91(’91-’92)). SRS components are located in this area. Review the SRS component locations, precautions, and procedures in the SRS section (24) before performing repairs or service. 1. Remove the center console […]