System Diagram
ComponentsIG Power Supply Voltage Malfunction (C1551)
DESCRIPTION
The power steering ECU distinguishes the ignition switch status as ON or off
through the IG power source circuit.
DTC No.
DTC Detection Condition
Trouble Area
C1551
IG power source ci ...
ECU Power Source Circuit
DESCRIPTION
When the ignition switch is turned to ON, voltage from the ECM's MREL terminal
is applied to the EFI MAIN relay. This causes the contacts of the EFI MAIN relay
to close, which supplies power to terminal +B of the TCM.
WIRING DIAGRAM
PR ...
Disassembly
DISASSEMBLY
PROCEDURE
1. REMOVE GENERATOR PULLEY CAP
(a) Using a screwdriver, puncture the center of the generator pulley
cap and pry it off.
NOTICE:
Do not reuse the generator pulley cap.
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