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Toyota Sienna Service Manual: Distance Control ECU Communication Stop Mode

Toyota Sienna Service Manual / Can communication / Can communication system / Fail-safe chart / Distance Control ECU Communication Stop Mode

DESCRIPTION

Detection Item

Symptom

Trouble Area

Distance Control ECU Communication Stop Mode
  • Distance control" is not displayed on the "Communication Bus Check" screen of the intelligent tester
  • Applies to "Distance Control ECU Communication Stop Mode" in the "DTC COMBINATION TABLE"
  • Power source circuit of distance control ECU
  • Distance control ECU branch wire or connector
  • Distance control ECU

WIRING DIAGRAM

WIRING DIAGRAM

INSPECTION PROCEDURE

NOTICE:

HINT: Operating the ignition switch, any switches, or any doors triggers related ECU and sensor communication with the CAN. This communication will cause the resistance value to change.

1 CHECK OPEN IN CAN BUS WIRE (DISTANCE CONTROL ECU)

CHECK OPEN IN CAN BUS WIRE (DISTANCE CONTROL ECU)

  1. Turn the ignition switch off.
  2. Disconnect the distance control ECU connector.
  3. Measure the resistance according to the value(s) in the table below.

Standard resistance

Standard resistance

2 CHECK WIRE HARNESS (B, GND)

CHECK WIRE HARNESS (B, GND)

  1. Measure the resistance according to the value(s) in the table below.

Standard resistance

Standard resistance

  1. Measure the voltage according to the value(s) in the table below.

Standard voltage

Standard voltage

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