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:

Disposal
HINT: When scrapping a vehicle equipped with the SRS or disposing of the steering pad, be sure to deploy the airbag first in accordance with the procedure described below. If any abnormality occurs with airbag deployment, contact the SERVICE DEPT. of TOYOTA MOTOR SALES, U.S.A., INC. CAUTION: ...

Mass or Volume Air Flow Circuit Range / Performance Problem
DESCRIPTION Refer to DTC P0100 (See page ES-116). MONITOR DESCRIPTION The MAF meter is a sensor that measures the amount of air flowing through the throttle valve. The ECM uses this information to determine the fuel injection time and to provide an appropriate air-fuel ratio. Insi ...

Evaporative Emission System
DTC P043E Evaporative Emission System Reference Orifice Clog Up DTC P043F Evaporative Emission System Reference Orifice High Flow DTC P2401 Evaporative Emission System Leak Detection Pump Control Circuit Low DTC P2402 Evaporative Emission System Leak Detection Pump Control Circuit High DTC P ...