Toyota Camry (XV70): On-vehicle Inspection
ON-VEHICLE INSPECTION
PROCEDURE
1. INSPECT COOLING FAN SYSTEM
CAUTION:
To prevent injury due to contact with an operating cooling fan, keep your hands and clothing away from the cooling fan when inspecting the cooling fan system.
(a) Connect the Techstream to the DLC3.
(b) Turn the engine switch on (IG).
(c) Turn the Techstream on.
(d) Enter the following menus: Powertrain / Engine / Active Test / Control the Engine Cooling Fan Duty Ratio.
Powertrain > Engine > Active Test|
Tester Display |
|---|
| Control the Engine Cooling Fan Duty Ratio |
(e) Check the operation of the cooling fan while operating it using the Techstream.
OK:
| Active Test Operation |
Fan Operation |
|---|---|
| 30 - 100% |
Cooling fan operates |
| 0% |
Cooling fan stops |
If the cooling fan motor (fan with motor assembly) does not operate, check the cooling fan circuit.
Click here .gif)
READ NEXT:
Cooling Fan Circuit
DESCRIPTION The ECM calculates an appropriate cooling fan speed based on the engine coolant temperature, air conditioning switch status, refrigerant pressure, engine speed and vehicle speed, and sends
Cooling System
On-vehicle InspectionON-VEHICLE INSPECTION CAUTION / NOTICE / HINT
CAUTION: Do not remove the radiator cap sub-assembly while the engine and radiator assembly are still hot. Pressurized, hot engine
SEE MORE:
Reassembly
REASSEMBLY CAUTION / NOTICE / HINT
HINT:
Use the same procedure for the RH side and LH side.
The following procedure is for the LH side.
PROCEDURE 1. INSTALL FRONT AXLE OUTBOARD JOINT BOOT
(a) Secure the drive shaft in a vise between aluminum plates. NOTICE:
Do not overtighten the
Engine Circuit Malfunction (C1280)
DESCRIPTION If a malfunction in the ECM circuit occurs, the 4WD ECU assembly will output this DTC.
DTC No. Detection Item
DTC Detection Condition Trouble Area
C1280 Engine Circuit Malfunction
When the following continues for 5 seconds or more:
Communication wi
