Toyota RAV4 manuals

Toyota Sienna Service Manual: Heater relay (for rear air conditioning system)

Toyota Sienna Service Manual / Air conditioning / Heater relay (for rear air conditioning system)

ON-VEHICLE INSPECTION

1. INSPECT REAR HEATER RELAY

INSPECT REAR HEATER RELAY

(a) Remove the rear heater relay.

(b) Measure the resistance according to the value(s) in the table below.

Standard resistance

If the resistance is not as specified, replace the rear heater relay.

Heater relay
ON-VEHICLE INSPECTION 1. INSPECT HEATER RELAY (a) Remove the heater relay. (b) Measure the resistance according to the value(s) in the table below. Standard resistance If the resistance i ...

Air conditioning control assembly
COMPONENTS ...

Other materials:

Removal
HINT:  Use the same procedures for the RH side and LH side.  The procedures listed below are for the LH side. 1. PRECAUTION CAUTION: Be sure to read "PRECAUTION" thoroughly before servicing. 2. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL CAUTION: Wait for 90 se ...

Precaution
1. HANDLING PRECAUTION FOR CRUISE CONTROL SYSTEM  Turn the cruise control main switch off when not using the cruise control system.  Be careful as the vehicle speed increases when driving downhill with the cruise control system on.  The + (ACCEL)/RES (RESUME) operation ch ...

ACIS Control Circuit
DESCRIPTION This circuit opens and closes the Intake Air Control Valve (IACV) in response to changes in the engine load in order to increase the intake efficiency (ACIS: Acoustic Control Induction System). When the engine speed is between 0 and 4450 rpm and the throttle valve opening angl ...

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