Toyota RAV4 (XA40) 2013-2018 Service Manual: Circuit inspection
A description of the main areas of each circuit inspection is below.
| Item | Description |
| description | The major role, operation of the circuit and its component parts are explained. |
| Dtc no., Dtc detection condition, trouble area | Indicates the diagnostic trouble codes, diagnostic trouble code detection conditions, and trouble areas of a problem. |
| Wiring diagram | This shows a wiring diagram of the circuit.
Use this diagram together with electrical wiring diagram to thoroughly understand the circuit. |
| Inspection procedures | Use the inspection procedures to determine if the circuit is normal or abnormal. If abnormal, use the inspection procedures to determine whether the problem is located in the sensors, actuators, wire harnesses or ecu. |
| Inspection procedure connector illustrations |
|
Problem symptoms table
When a "normal" code is output during a dtc check but
the problem is still occurring, use the problem symptoms
table. The suspected areas (circuits or parts) for each
problem symptom are ...
Other materials:
Thermostat
Components
Removal
Remove no. 1 Engine under cover
Drain engine coolant (see page co-6)
Remove radiator support opening cover
Disconnect no. 2 Radiator hose
Remove water inlet
Remove the 2 nuts and disconnect the water inlet
from the cylinder block.
Remove thermostat
...
Disassembly
Caution:
Wear protective gloves. Sharp areas on the seat frame
(with adjuster) may injure your hands.
Hint:
Use the same procedures for the rh side and lh side.
The procedures listed below are for the lh side.
Remove vertical adjuster cover lh (for driver side)
Using a screw ...
Terminals of ecu
Check instrument panel junction block (main body ecu)
Disconnect the ib and ie junction block connectors.
Measure the voltage and resistance of the wire
harness side connectors.
Reconnect the ib and ie junction block connector.
Measure the voltage of the wire harness ...
