Toyota Sienna Service Manual: Adjustment

Terminals of ECU

1. CLEARANCE WARNING ECU *1: with Front Clearance Sonar 2. AIR CONDITIONER AMPLIFIER ASSEMBLY *1: with Front Clearance Sonar *2: Manual A/C *3: Auto A/C  Reference: ...

Park / Neutral Position Switch Circuit

DESCRIPTION The clearance warning ECU receives the reverse or park position signal from the park / neutral position switch. WIRING DIAGRAM INSPECTION PROCEDURE 1 INSPECT CLEARANCE WARNING E ...

Other materials:

Front Occupant Classification Sensor LH Collision Detection
DTC B1785 Front Occupant Classification Sensor LH Collision Detection DESCRIPTION DTC B1785 is output when the occupant classification ECU receives a collision detection signal sent by the front occupant classification sensor LH if an accident occurs. DTC B1785 is also output when the front ...

Oxygen (A/F) Sensor Heater Control Circuit Low/ Oxygen (A/F) Sensor Heater Control Circuit High
DTC P0031 Oxygen (A/F) Sensor Heater Control Circuit Low (Bank 1 Sensor 1) DTC P0032 Oxygen (A/F) Sensor Heater Control Circuit High (Bank 1 Sensor 1) DTC P0051 Oxygen (A/F) Sensor Heater Control Circuit Low (Bank 2 Sensor 1) DTC P0052 Oxygen (A/F) Sensor Heater Control Circuit High (Bank 2 S ...

Initialization
1. RESET  When the control motor and clutch is replaced: The power slide door ECU cannot receive a switch signal from the control motor and clutch. This may cause the power slide door system to enter fail-safe mode and DTC (B2224 (LH) or B2223 (RH)) to set, and also make the syste ...