Hint
: read freeze frame data using the hand–held tester or the obd ii scan tool. Freeze frame data records the engine conditions when a malfunction is detected. When troubleshooting, it is useful for determining whether the vehicle was running or stopped, the engine was warmed up or not, the air–fuel ratio was lean or rich, etc. At the time of the malfunction.
Hand–held tester
1 Perform active test by hand–held tester(operate ocv)
Standard:
2 Inspect camshaft timing oil control valve assy(ocv)
3 Inspect ecm(ocv signal)
Standard:
4 Check harness and connector(camshaft timing oil control valve (ocv) – ecm)
Standard (check for open):
Standard (check for short):
Check for intermittent problems
Obdii scan tool (excluding hand–held tester):
1 Inspect camshaft timing oil control valve assy(operate ocv)
Standard
: engine speed is rough idle or engine is stalled.
2 Inspect ecm(ocv signal)
Standard:
3 Check harness and connector(camshaft timing oil control valve (ocv) – ecm)
Standard (check for open):
Standard (check for short):
Check for intermittent problems
Radio broadcast cannot be received (bad reception)
Inspection procedure
1 Check if radio auto–search functions properly
Check if the radio auto–search functions properly.
Perform the auto–search of the radio and check that it functions
normally.
Standard: the radio auto–search functions properly.
2 Check optional compone ...
Inspection procedure
1 Check operation(overdrive)
Drive the vehicle after the engine warms up.
check that overdrive on e off occurs by an operation of the o/d
switch on–off.
2 Inspect terminal voltage(od)
Remove the cruise control ecu assy with the connector
still connected.
turn ...
If you think something is wrong
If you notice any of the following symptoms, your vehicle probably needs adjustment
or repair. Contact your Toyota dealer as soon as possible.
Visible symptoms
● Fluid leaks under the vehicle.
(Water dripping from the air conditioning after use is normal.)
● Flat-looking tires or u ...