Toyota RAV4 manuals

Toyota Sienna Service Manual: Check for intermittent problems


HINT: For use of the intelligent tester only: Inspect the vehicle's ECM using check mode.

Intermittent problems are easier to detect with an intelligent tester when the ECM is in check mode. In check mode, the ECM uses 1 trip detection logic, which is more sensitive to malfunctions than normal mode (default), which uses 2 trip detection logic.

  1. Clear the DTCs.
  2.  Switch the ECM from normal mode to check mode using an intelligent tester.
  3.  Perform a simulation test.
  4.  Check and wiggle the harness(es), connector(s) and terminal(s)
How to proceed with troubleshooting
HINT: The intelligent tester can be used in steps 2, 3, 4, 6 and 9. 1 VEHICLE BROUGHT TO WORKSHOP 2 CONNECT INTELLIGENT TESTER TO DLC3 HINT: If the display indicates a communication fault in the ...

Basic inspection
When a malfunction is not confirmed by the DTC check, troubleshooting should be carried out in all circuits considered to be possible causes of the problem. In many cases, by carrying out the basic ...

Other materials:

Front washer motor
ON-VEHICLE INSPECTION 1. INSPECT FRONT WASHER MOTOR  Operation Check  Pour the water into the washer jar with the windshield washer motor and pump installed to the washer jar assembly.  Connect the battery (+) to the terminal 1 of the windshield washer motor and ...

1. INSTALL CAMSHAFT TIMING OIL CONTROL VALVE ASSEMBLY (for Bank 2 Exhaust Side)  Apply a light coat of engine oil to the new O-ring and install it to the camshaft timing oil control valve. Install the camshaft timing oil control valve assembly with the bolt. Torque: 10 N ...

1. Install purge vsv (A) install the purge vsv with the bolt. Torque: 10 n*m (102 kgf*cm, 7 ft.*Lbf) (B) connect the 2 vacuum hoses and no. 1 Vacuum switching valve connector. 2. INSTALL V-BANK COVER SUB-ASSEMBLY (See page EM-63) 3. CONNECT CABLE TO NEGATIVE BATTERY TERMINAL ...

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