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Toyota Sienna Service Manual: Cruise Main Indicator Light Circuit

DESCRIPTION

INSPECTION PROCEDURE

1 PERFORM ACTIVE TEST BY INTELLIGENT TESTER

  1. Connect the intelligent tester to the DLC3.
  2.  Turn the ignition switch to the ON position and turn the intelligent tester main switch on.
  3.  Check the CRUISE main indicator light by performing the ACTIVE TEST.

METER:

METER

OK: The indicator light blinks/goes off.

2 READ VALUE OF INTELLIGENT TE

  1. Connect the intelligent tester to the DLC3.
  2.  Turn the ignition switch to the ON position and turn the intelligent tester main switch on.
  3.  Check the DATA LIST for proper functioning of the CRUISE main indicator light.

ECM (Cruise control):

ECM (Cruise control)

OK: When the cruise control main switch is operated, the display changes as shown above.

PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE

Cruise Control Switch Circuit
DESCRIPTION The cruise control main switch operates 7 functions: SET, - (COAST), TAP-DOWN, RES (RESUME), + (ACCEL), TAP-UP, and CANCEL. The SET, TAP-DOWN, and - (COAST) functions, and the RES ( ...

TC and CG Terminal Circuit
DESCRIPTION Connecting terminals TC and CG of the DLC3 causes the system to enter the self-diagnostic mode. If a malfunction is present, DTCs will be output. HINT: When a particular warning li ...

Other materials:

Installation
1. INSTALL SEAT POSITION AIRBAG SENSOR  Check that the ignition switch is off.  Check that the negative battery (-) terminal is disconnected. CAUTION: After disconnecting the negative battery terminal, wait for at least 90 seconds before starting the operation.   ...

Open in Side Squib RH Circuit
DTC B0111/44 Open in Side Squib RH Circuit DESCRIPTION The side squib RH circuit consists of the center airbag sensor assembly and the front seat side airbag assembly RH. The circuit instructs the SRS to deploy when deployment conditions are met. DTC B0111/44 is recorded when an open circ ...

DTC check / clear
1. USING INTELLIGENT TESTER  Hook up the intelligent tester to the DLC3.  Monitor the ECU data by following the prompts on the tester screen. HINT: intelligent tester has "Snapshot" function which records the monitored data. Please refer to the intelligent tester op ...

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