Toyota Sienna Quiz
Multiplex communication

DTC check / clear

In this manual: Multiplex communication
Introduction — 55Service specifications — 7Maintenance — 7Engine — 264U151e automatic transaxle — 108Transfer — 19Propeller shaft — 8Drive shaft — 14Differential — 16Axle — 18Suspension — 37Tire and wheel — 54Brake control — 141Parking brake — 16Steering Column — 11Power steering — 18Air conditioning — 106Supplemental restraint system — 146Seat belt — 22Theft deterrent — 14Engine immobiliser — 17Cruise control — 65Lighting — 61Wiper and washer — 13Door lock — 42Meter — 28Audio / visual — 94Navigation — 108Park assist / monitoring — 33Horn — 5Garage door opener — 42GR-FE Engine control system — 126Supplemental restraint system — 147Other system — 14Windshield / windowglass — 43Mirror — 23Instrument panel — 6Seat belt — 22Seat — 92Engine hood / door — 104Exterior — 39Interior — 5Sliding roof — 9Multiplex communication — 18Can communication — 23
5steps
~30min
2/5difficulty
Done 0 of 5

1. CHECK DTC

CHECK DTC
  1. Prepare the intelligent tester.
  2. Connect the intelligent tester to DLC3.
  3. Turn the ignition switch to the ON position and turn the intelligent tester main switch ON.
  4. Use the intelligent tester to check the DTCs, and note them down (For operating instructions, see the intelligent tester's instruction book.).
  5. Refer to DIAGNOSTIC TROUBLE CODE CHART to confirm the details of the DTCs.

2. CLEAR DTC

  1. DTC will be cleared when the malfunction output to DTC is recovered normally.

Test yourself

A quick Toyota Sienna quiz: every answer comes with an explanation and a link to the manual page.