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PSP SWITCH
EC-1793
[YD (WITHOUT EURO-OBD)]
C
D
E
F
G
H
I
J
K
L
M
A
EC
Specification data are reference values, and are measured between each terminal and ground.
CAUTION:
Do not use ECM ground terminals when measuring input/output voltage. Doing so may result in dam-
age to the ECM's transistor. Use a ground other than ECM terminals, such as the ground.
Diagnostic Procedure BBS002GJ
1. CHECK OVERALL FUNCTION
With CONSULT-II
1. Start engine.
2. Check “PW/ST SIGNAL” in “DATA MONITOR” mode with CON-
SULT-II under the following conditions.
Without CONSULT-II
1. Start engine.
2. Check voltage between ECM terminal 111 and ground under the
following conditions.
OK or NG
OK >> INSPECTION END
NG >> GO TO 2.
TERMI-
NAL
NO.
WIRE
COLOR
ITEM CONDITION
DATA
(DC Voltage)
111 P/B
Power steering pressure
switch
[Engine is running]
● Steering wheel: Being turned
Approximately 0V
[Engine is running]
● Steering wheel: Not being turned
BATTERY VOLTAGE
(11 - 14V)
Conditions PW/ST SIGNAL
Steering wheel: Not being turned OFF
Steering wheel: Being turned ON
PBIB0434E
Conditions Voltage
Steering wheel: Not being turned Battery voltage
Steering wheel: Being turned Approximately 0V
PBIB1948E
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