SYSTEM DIAGRAM
System Description
How To Proceed With TroubleshootingReplacement
REPLACEMENT
PROCEDURE
1. REPLACE INTAKE VALVE GUIDE BUSH
(a) Heat the cylinder head to approximately 80 to 100°C (176 to 212°F).
(b) Place the cylinder head on wooden blocks.
(c) Using SST and a hammer, tap out the valve guide bush.
SST: 0 ...
Terminals Of Ecu
TERMINALS OF ECU
1. CHECK POWER STEERING ECU
HINT:
As connector z8 uses a lock lever, each terminal cannot be checked while the
connector is still connected to the power steering ECU.
Terminal No. (Symbol)
Wiring Color
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Horn Circuit
DESCRIPTION
When the theft deterrent system is switched from the armed state to the alarm
sounding state, the main body ECU (driver side junction block assembly) transmits
a signal to cause the horn to sound at intervals of 0.4 seconds.
WIRING DIAGRAM
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