Engine Control - Updated ECM Improves Acceleration
90toyota08 REFERENCE ENGINENUMBER 031
DATE 12-15-90
MODEL 1990 EFI EL
TITLE 3E-E ENGINE CONTROL COMPUTER (California Spec w/ ATM only)
To improve standing start acceleration, the engine control computer has been changed.
This change affects 1990 model EFI Tercels with California Emissions and Automatic Transmissions only.
PRODUCTION EFFECTIVE:
FROM PRODUCTION DATE FROM VIN
April 10, 1990 JT2EL3***L0545240
PART NUMBER INFORMATION:
PREVIOUS PART NO. NEW PART NO. PART NAME
89661-16030 89661-16031-84 Engine Control Computer
SERVICING INFORMATION:
Before replacing an Engine Control Computer, perform a thorough inspection to verify that all engine mechanical, fuel and electrical/electronic systems are to recommended specifications.
PARTS RETURN INFORMATION:
The replacement ECU's are remanufactured by Nippondenso-Los Angeles (NDLA). In order to maintain cores for rebuilt units, the original ECU must be sent to NDLA as soon as it has been replaced.
Note: Please complete the core information and core credit forms which are enclosed with the remanufactured ECU.
Return Cores to: Toyota Motor Distributors C/0 Nippondenso-Los Angeles 3900 Via Oro Avenue Long Beach, CA 90810