Service Manuals, User Guides, Schematic Diagrams or docs for : . Car Manuals Toyota 4Runner 1996-2003 Approved SIL techinfo.toyota.com ileaf 02toyrm 02toypdf 02rmsour 2002 024runne di eisy cib27919
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DI-502
DIAGNOSTICS - ENGINE IMMOBILISER SYSTEM
DI1KM-07
DTC B2791/99 Key Unlock Warning SW OFF Malfunction
CIRCUIT DESCRIPTION
DTC No. DTC Detection Condition Trouble Area
S Key unlock warning switch
S Open circuit in key unlock warning switch circuit
B2791/99 S Wire harness
S Key unlock warning switch adheres to OFF position
S ECM
WIRING DIAGRAM
U1 ECM
Key Unlock J6
Warning Switch J/C
W-B 11
Y-R Y-R
E14 KSW
1 2 A A
A
J4
J/C
IE
I10142
2002 4RUNNER (RM887U)
Author : Date : 678
DI-503
DIAGNOSTICS - ENGINE IMMOBILISER SYSTEM
INSPECTION PROCEDURE
1 Check key unlock warning switch (See page BE-12 ).
NG Replace key unlock warning switch.
OK
2 Check harness and connector between key unlock warning switch and ECM (See
page IN-28 ).
NG Repair or replace harness or connector.
OK
Replace ECM
2002 4RUNNER (RM887U)
Author : Date : 679
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