4 Runner 2WD L4-144.4 2366cc 2.4L SOHC (22R-E) (1990)
Engine Control Module: Customer Interest
Engine Control - New ECM Improves Driveability
REF.: ENGINE
NO.: EG93-002
DUE: MARCH 5, 1993
MODEL: TRUCK & 4RUNNER (VN)
CHANGE IN ECM SPECIFICATIONS
To improve driveability during slight acceleration on downhill grades for vehicles equipped with manual transmission, the E/G ECM programming has
been changed.
PRODUCTION EFFECTIVE:
Note:
Production effective breakpoints are for reference only. The Part Number on the ECM in the vehicle must be verified in all instances.
PART NUMBER INFORMATION:
PREVIOUS P/N
NEW P/N
PART DESCRIPTION
89661-35191
89661-35192 (-84)*
'89 MY ECM
89661-35351
89661-35352 (-84)*
'90 MY ECM
89661-35510
89661-35511 (-84)*
'91 MY ECM
INTERCHANGEABILITY:
New parts may be used on previous vehicles. Previous parts should not be used on new vehicles. Remanufactured ECM's (indicated by 12 digit P/N
ending with -84) also include this improvement.