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
|
|
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:
Diagnosis System
DIAGNOSIS SYSTEM
1. DIAGNOSIS SYSTEM
(a) Indicator light
(1) During vehicle stabilizer control operation, the KDSS indicator light comes
on when there is a malfunction in the KDSS.
NOTICE:
When the malfunction has been corrected, the KDSS indica ...
Inspection
INSPECTION
PROCEDURE
1. INSPECT BRAKE VACUUM CHECK VALVE ASSEMBLY
(a) Check that there is ventilation from the booster to the engine and
no ventilation from the engine to the booster.
Text in Illustration
*a
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