Brakes - False ABS Codes 11 and/or 25

91toyota03

REF.: BRAKES


No.: BK91-002


DATE: MAY 17, 1991


MODEL: RN/VN


REAR ABS ECU


To prevent false ABS codes 11 and/or 25 on trucks equipped with rear ABS systems, the power transistor circuit inside the ABS ECU has been changed.

NOTE: Before replacing the ABS ECU, the solenoid and solenoid relay circuits should be inspected for an open or short condition.

PRODUCTION EFFECTIVE: From February 1, 1991

BEGINNING VIN's WITH PRODUCTION CHANGE


4X2 TRUCK 4X4 TRUCK 4RUNNER

JT # RN81 # # M5111266 JT # RN01 # # M7047761 JT # RN27 # # M0001409
-M0070581 JT # RN02 # # M7002235 JT # RN37 # # M7001922
JT # RN82 # # M5035964 JT # RN13 # # M6025947 -M0007969
-M9009170 -M9003232 JT # VN29 # # M0007184
JT # RN93 # # M5034477 -M8000530 JT # VN37 # # M7001274
-M9002114 JT # VN01 # # M2011446 -M9009386
JT # VN82 # # M5004186 -M0003111 -M0063018
JT # VN93 # # M5022113 JT # VN02 # # M2002022 -M8021805
JT # VN94 # # M0023197 JT # VN13 # # M5054479


PART NUMBER INFORMATION:

PREV. PART NO. NEW PART NO. PART NAME MODEL

89540-35010 89540-35011 COMPUTER ASSY, RN/VZN 4X4
SKID CONTROL 4-RUN 4X2,4X4

89540-35020 89540-35021 COMPUTER ASSY, RN/VZN 4X2
SKID CONTROL

NOTE: Previous and new parts are interchangeable.