Toyota RAV4 manuals

Toyota Sienna Service Manual: Air conditioning pressure sensor

Toyota Sienna Service Manual / Air conditioning / Air conditioning pressure sensor




(a) Install the manifold gauge set.

(b) Disconnect the connector from the A/C pressure sensor.

(c) Connect the three 1.5 V dry cell batteries' positive (+) lead to terminal 3 and the negative (-) lead to terminal 1.

(d) Connect the voltmeter's positive (+) lead to terminal 2 and the negative (-) lead to terminal 1.

(e) Measure the voltage according to the value(s) in the table below.

Standard voltage

If the result is not as specified, replace the A/C pressure sensor.

Evaporator temperature sensor (for rear air conditioning system)
ON-VEHICLE INSPECTION 1. INSPECT REAR A/C EVAPORATOR TEMPERATURE SENSOR (a) Remove the rear evaporator temperature sensor. (b) Disconnect the connector from the rear evaporator temperature s ...

Magnetic clutch relay
ON-VEHICLE INSPECTION 1. INSPECT MAGNETIC CLUTCH RELAY (a) Remove the magnetic clutch relay. (b) Measure the resistance according to the value(s) in the table below. Standard resistance I ...

Other materials:

Problem symptoms table
If there are no DTCs output but the problem still occurs, check the circuits for each problem symptom in the order given in the table below and proceed to the relevant troubleshooting page. NOTICE: When replacing the brake actuator assembly, sensor, etc., turn the ignition switch off. HINT: ...

Park / Neutral Position Switch Circuit
DESCRIPTION The clearance warning ECU receives the reverse or park position signal from the park / neutral position switch. WIRING DIAGRAM INSPECTION PROCEDURE 1 INSPECT CLEARANCE WARNING ECU Disconnect the C9 connector from the clearance warning ECU.  Measure the voltage ...

1. INSPECT UNDERDRIVE PLANETARY GEAR PRELOAD HINT: (See page AX-260) 2. REMOVE FRONT PLANETARY GEAR NUT (a) Using SST, loosen the staked part of the lock nut. SST 09930-00010 (09931-00010, 09931-00020), 09387-00050 (b) Place the underdrive planetary gear in a soft jaw vise. NOTIC ...

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