Toyota Sienna Service Manual: Terminals of ECU

Problem symptoms table

HINT: Proceed to troubleshooting of each circuit in the table below. 1. HEADLIGHT AND TAIL LIGHT SYSTEM 2. AUTOMATIC LIGHT CONTROL SYSTEM 3. LIGHT AUTO TURN OFF SYSTEM 4. FOG LIGHT SY ...

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 "S ...

Other materials:

Knock Sensor Circuit Low Input/ Knock Sensor Circuit High Input
DTC P0327 Knock Sensor 1 Circuit Low Input (Bank 1 or Single Sensor) DTC P0328 Knock Sensor 1 Circuit High Input (Bank 1 or Single Sensor) DTC P0332 Knock Sensor 2 Circuit Low Input (Bank 2) DTC P0333 Knock Sensor 2 Circuit High Input (Bank 2) DESCRIPTION A flat type knock sensor (non-resona ...

Dtc clear
(A) when using the obd ii scan tool or intelligent tester: clearing the dtcs. (1) Connect the intelligent tester together with the CAN VIM (controller area network vehicle interface module) to the DLC3. (2) Turn the ignition switch to the ON position and turn the OBD II scan tool or the inte ...

Solar Sensor Circuit (Passenger Side)
DTC B1421/21 Solar Sensor Circuit (Passenger Side) DESCRIPTION The solar sensor, which is installed on the upper side of the instrument panel, detects sunlight and controls the air conditioning in AUTO mode. The output voltage from the solar sensor varies according to the amount of sunli ...