Toyota RAV4 manuals

Toyota Sienna Service Manual: Skid Control ECU Communication Stop Mode

DESCRIPTION

Detection Item

Symptom

Trouble Area

Skid Control ECU Communication Stop Mode
  • "ABS/VSC/TRC" is not displayed on the "Communication Bus Check" screen of the intelligent tester
  • Applies to "Skid Control ECU Communication Stop Mode" in the "DTC COMBINATION TABLE"
  • Power source circuit of skid control ECU
  • Skid control ECU branch wire or connector
  • Skid control ECU with Actuator

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 (SKID CONTROL ECU BRANCH WIRE)

CHECK OPEN IN CAN BUS WIRE (SKID CONTROL ECU BRANCH WIRE)

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

Standard resistance

Standard resistance

2 CHECK WIRE HARNESS (IG1, GND1, GND2)

CHECK WIRE HARNESS (IG1, GND1, GND2)

  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

REPLACE ABS & TRACTION ACTUATOR ASSEMBLY

Fail-safe chart
1. FAIL-SAFE FUNCTION When communication fails in any of the main wires (communication lines) due to a short circuit or other causes, the fail-safe function, which is specified for each syst ...

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 &qu ...

Other materials:

Terminals of ECU
1. RADIO AND NAVIGATION ASSEMBLY *1: with Rear Seat Entertainment System  Reference: waveform 1 HINT:  Terminal: VV+ - VV-  Gauge set: 200 mV/DIV, 10 μs/DIV  Condition: DVD is played on radio and navigation assembly Reference: wave ...

The Other Caller's Voice cannot be Heard, is too Quiet, or Distorted
INSPECTION PROCEDURE 1 CHECK CELLULAR PHONE Check if the voice on the other side can be heard using a cellular phone. OK: Voice can be heard 2 CHECK NAVIGATION SYSTEM Check that navigation sound can be heard from the driver side speaker. OK: Audio sound can be heard 3 CHECK SE ...

Customize parameters
HINT: The following item can be customized. NOTICE:  After confirming whether the items requested by the customer are applicable or not for customization, perform the customize operation.  Be sure to record the current settings before customizing.  When troubleshooting ...

В© 2011-2026 Copyright www.tsienna.net