Toyota RAV4 manuals

Toyota Sienna Service Manual: Terminals of ECU

1. INSTRUMENT PANEL JUNCTION BLOCK (MULTIPLEX NETWORK BODY ECU)

  1.  Disconnect the B6, B7 and B9 ECU connectors.
  2. Disconnect the 1A, 1C, 1K, 1L and 1P J/B connectors.

INSTRUMENT PANEL JUNCTION BLOCK

  1. Check the voltage or resistance according to the value(s) in the table below (wire harness side connector).

INSTRUMENT PANEL JUNCTION BLOCK

HINT: If the result is not as specified, there may be a malfunction on the wire harness side.

  1.  Reconnect the B6, B7 and B9 ECU connectors.
  2.  Reconnect the 1A, 1C, 1K, 1L and 1P J/B connectors.
  3.  Check the voltage according to the value(s) in the table below (ECU side connector).

INSTRUMENT PANEL JUNCTION BLOCK

If the result is not as specified, the instrument panel J/B (multiplex network body ECU) may have a malfunction.

Problem symptoms table
HINT: Inspect the fuse and relay before investigating the suspected areas shown in the table below. WIRELESS DOOR LOCK CONTROL SYSTEM: ...

Diagnosis system
1. DESCRIPTION When troubleshooting a vehicle with the diagnosis system, the only difference from the usual troubleshooting procedure is connecting the intelligent tester to the vehicle and readin ...

Other materials:

Summary of functions
Dynamic radar cruise control supplements conventional cruise control with a vehicle-to-vehicle distance control. In vehicle-to-vehicle distance control mode, the vehicle automatically accelerates or decelerates in order to maintain a set following distance from vehicles ahead. Multi-infor ...

Open or Short Circuit in ABS Solenoid Relay Circuit
DESCRIPTION The ABS solenoid relay is built in the brake actuator assembly. This relay supplies power to each ABS solenoid. If the initial check is OK, after the ignition switch is turned to the ON position, the relay goes on. WIRING DIAGRAM Refer to DTCs C0226/21, C0236/22, C0246/23 ...

Brake Switch
DESCRIPTION The stop light switch is a duplex system that transmits two signals: STP and ST1-. These two signals are used by the ECM to monitor whether or not the brake system is working properly. If the signals, which indicate the brake pedal is being depressed or released, are detected ...

В© 2011-2019 Copyright www.tsienna.net