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DIAGNOSTICS
ENGINE IMMOBILIZER SYSTEM (1ND -- TV)
COROLLA Supplement (RM1129E)
ENGINE IMMOBILIZER SYSTEM (1ND -- TV)
HOW TO PROCEED WITH TROUBLESHOOTING
HINT:
S
Use these procedures to troubleshoot the engine immobilizer system.
S
The intelligent tester ll should be used in s teps 4 and 7.
1 VEHICLE BROUGHT TO WORKSHOP
NEXT
2 CUSTO MER PROBLEM ANALYSIS CHECK AND SYMPTOM CHECK
NEXT
3 CRANK ENGINE FOR MORE THAN 10 SECONDS
NEXT
4 CHECK FOR DTC
(a) Check if DTC B2799 is output or not.
Result:
Result
Proceed to
DTC B 2799 is not output
A
DTC B 2799 is output
B
B
A
5 CHECK FOR CODE
(a) Check for codes and note any codes that are output.
(b) Turn the ignition switch OFF.
(c) Recheck for codes. Based on the code output in (a), try to force output of the same code by simulating
the operation indicated by the code.
Result:
Result
Proceed to
Code does not reoccur
A
Code reoccurs
B
B
A
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TOYOTA COROLLA REPAIR MANUAL SUPP 1129E