Service Manuals, User Guides, Schematic Diagrams or docs for : . Car Manuals Subaru Impreza 2001-2002.2004-2007 Approved Subaru Impreza 2004 WRX STi 04. TRANSMISSION 06. MANUAL TRANSMISSION AND DIFFERENTIAL (DIAGNOSTICS) 05. Driver's Control Center Differential Control Module
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DRIVER'S CONTROL CENTER DIFFERENTIAL CONTROL MODULE I/O SIGNAL
MANUAL TRANSMISSION AND DIFFERENTIAL (DIAGNOSTICS)
5. Driver's Control Center Differential Control Module I/O Signal
A: ELECTRICAL SPECIFICATION
20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1
40 39 38 37 36 35 34 33 32 31 30 29 28 27 26 25 24 23 22 21
MT-00864
Check with ignition switch ON.
Terminal To body resis-
Content Measuring conditions Voltage (V)
No. tance (ohm)
Back-up power supply 17 Ignition switch ON or OFF 10 -- 13 --
15 --
Ignition power supply
16 Ignition switch ON --
10 -- 13
Driver's control center differential 18 (engine OFF) --
power supply 19 --
Driver's control relay 21 Ignition switch ON Less than 1 --
Accelerator pedal is released. 0.3 -- 1.8
Accelerator position sensor 32 --
Accelerator pedal is fully depressed. 2.8 -- 4.7
Center differential control dial
13 Ignition switch ON Approx. 5 --
power supply
Center differential control dial
34 Ignition switch ON 0 --
ground line
Center differential control dial input When differential is locked Approx. 5
12 --
signal When differential is free Less than 0.5
Ignition switch ON
Lateral G sensor 33 2.3 -- 2.7 --
(When lateral G sensor is horizontal)
When differential is locked (When
driver's control center differential indica- 6.0 -- 7.0
Driver's control center differential tor light is in differential lock) 1.0 -- 2.0
20
output (between
When differential is free (When parking
Less than 0.5 connector
brake is applied)
terminals)
Driver's control center differential
40 When differential is free Less than 0.5
ground line
6MT-8
DRIVER'S CONTROL CENTER DIFFERENTIAL CONTROL MODULE I/O SIGNAL
MANUAL TRANSMISSION AND DIFFERENTIAL (DIAGNOSTICS)
Check with ignition switch ON.
Terminal To body resis-
Content Measuring conditions Voltage (V)
No. tance (ohm)
When parking brake is applied Less than 0.4
Parking brake switch 11 --
When parking brake is released More than 8
Driver's control center differential When illuminates Less than 1
4 --
indicator light (Lock ratio 0%) When turned off More than 8
Driver's control center differential When illuminates Less than 1
3 --
indicator light (Lock ratio 15%) When turned off More than 8
Driver's control center differential When illuminates Less than 1
2 --
indicator light (Lock ratio 35%) When turned off More than 8
Driver's control center differential When illuminates Less than 1
1 --
indicator light (Lock ratio 65%) When turned off More than 8
Driver's control center differential When illuminates Less than 1
24 --
indicator light (Lock ratio 85%) When turned off More than 8
Driver's control center differential When illuminates Less than 1
23 --
indicator light (Lock ratio 100%) When turned off More than 8
When illuminates Less than 1
AUTO indicator light 22 --
When turned off More than 8
When ABS control operates Less than 1
ABSCM&H/U 10 --
When ABS control does not operate More than 8
When stopped Less than 1
Rear LH ABS wheel speed sensor
signal
26 Less than 1 --
When driving
More than 8
When stopped Less than 1
Rear RH ABS wheel speed sensor
signal
27 Less than 1 --
When driving
More than 8
When stopped Less than 1
Front LH ABS wheel speed sensor
signal
28 Less than 1 --
When driving
More than 8
When stopped Less than 1
Front RH ABS wheel speed sensor
signal
29 Less than 1 --
When driving
More than 8
Brake pedal depressed. More than 8
Stop light switch 9 --
Brake pedal released. Less than 1
Rear differential oil temperature switch
More than 8
Rear differential oil temperature OFF
7 --
switch Rear differential oil temperature switch
Less than 0.4
ON
Switch is released More than 4.3
Manual mode switch 8 --
Switch is depressed Less than 0.1
Data link signal (Subaru Select 5 --
-- --
Monitor) 6 --
36 --
Driver's control center differential 37 --
-- 0
control module ground line 38 --
39 --
6MT-9
DRIVER'S CONTROL CENTER DIFFERENTIAL CONTROL MODULE I/O SIGNAL
MANUAL TRANSMISSION AND DIFFERENTIAL (DIAGNOSTICS)
B: SCHEMATIC
(1)
(2)
(3)
(4)
(14)
(15)
(5)
(6)
(7)
(16)
(8)
(22)
(9)
(17)
(10)
(11) (18)
(12) (19)
(20)
(21)
(13)
MT-00865
6MT-10
DRIVER'S CONTROL CENTER DIFFERENTIAL CONTROL MODULE I/O SIGNAL
MANUAL TRANSMISSION AND DIFFERENTIAL (DIAGNOSTICS)
(1) Battery (9) Driver's control center differential (17) Parking brake switch
(2) Ignition relay indicator light (Lock ratio 65%) (18) Manual mode switch
(3) Stop light switch (10) Driver's control center differential (19) Rear differential oil temperature
(4) Driver's control center differential indicator light (Lock ratio 85%) switch
relay (11) Driver's control center differential (20) Center differential control dial
(5) Combination Meter indicator light (Lock ratio 100%) (21) Lateral G sensor
(6) Driver's control center differential (12) AUTO indicator light (22) Driver's control center differential
indicator light (Lock ratio 0%) (13) ABS control module & hydraulic control module
(7) Driver's control center differential control unit (ABSCM&H/U)
indicator light (Lock ratio 15%) (14) Accelerator position sensor
(8) Driver's control center differential (15) Engine control module (ECM)
indicator light (Lock ratio 35%) (16) Driver's control center differential
6MT-11
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