Toyota 4Runner manuals

Toyota 4Runner: Relay(w/ Ptc Heater)

On-vehicle Inspection

ON-VEHICLE INSPECTION

PROCEDURE

1. REMOVE PTC HEATER RELAY (PTC NO. 1, PTC NO. 1, PTC NO. 3)

(a) Remove the 3 PTC heater relays from the engine room relay block.

Text in Illustration

*1

PTC No. 1 Relay

*2

PTC No. 2 Relay

*3

PTC No. 3 Relay


2. INSPECT PTC HEATER RELAY (PTC NO. 1, PTC NO. 2, PTC NO. 3)


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

Standard Resistance:

Tester Connection

Condition

Specified Condition

3 - 5

Battery voltage not applied between terminals 1 and 2

10 kΩ or higher

Battery voltage applied to terminal 1 and 2

Below 1 Ω

  • If the result is not as specified, replace the relay.

3. INSTALL PTC HEATER RELAY (PTC NO. 1, PTC NO. 2, PTC NO. 3)

(a) Install the 3 PTC heater relays to the engine room relay block.

Relay(for Magnet Clutch Control)
On-vehicle Inspection ON-VEHICLE INSPECTION PROCEDURE 1. REMOVE MAGNET CLUTCH RELAY (a) Remove the magnet clutch relay from the engine room relay block. Text in Illustration ...

Room Temperature Sensor
Components COMPONENTS ILLUSTRATION Removal REMOVAL PROCEDURE 1. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL NOTICE: When disconnecting the cable, some systems need to be initialized ...

Other materials about Toyota 4Runner:

Fuel information
You must only use unleaded gasoline in your vehicle. Select octane rating 87 (Research Octane Number 91) or higher. Use of unleaded gasoline with an octane rating lower than 87 may result in engine knocking. Persistent knocking can lead to engine damage. ...

Components
COMPONENTS ILLUSTRATION ILLUSTRATION ILLUSTRATION ILLUSTRATION ILLUSTRATION ILLUSTRATION ...

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