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01–30
CIRCUIT INSPECTION
How to read and use each page is shown below.
D Circuit Description
The major role and operation, etc. of the circuit
and its component parts are explained.
D Diagnostic Trouble Code No. and Detection Item
D Indicates the diagnostic trouble code, diagnostic
trouble code set parameter and suspect area of
the problem.
D
Wiring Diagram
This shows a wiring diagram of the circuit.
Use this diagram together with ELECTRICAL
WIRING DIAGRAM to thoroughly understand the
circuit.
Wire colors are indicated by an alphabetical code.
B = Black, L = Blue, R = Red, BR = Brown,
LG = Light Green, V = Violet, G = Green,
O = Orange, W = White, GR = Gray, P = Pink,
Y = Yellow, SB = Sky Blue
The first letter indicates the basic wire color and
the second letter indicates the color of the stripe.
2002 CAMRY REPAIR MANUAL (RM881U)
INTRODUCTION
SFI
–
HOW TO TROUBLESHOOT ECU CONTROLLED
SYSTEMS
D Inspection Procedure
Use the inspection procedure to determine if
the circuit is normal or abnormal, and if it is
abnormal, use it to determine whether the
problem is located in the sensors, actuators,
wire harness or ECU.
D Indicates the condition of the connector of ECU during
the check.
Connector being checked
is connected.
Connections of tester are
indicated by (+), (–) after
terminals name.
Author :
SFI
Connector being checked
is disconnected.
On inspection with body
ground side is not speci-
fied.
Date :
D25842
30
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