light ACURA CSX 2006 Service Repair Manual

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22-281
Reminder Systems
Component Location Index
GAUGE CONTROL MODULE (TACH)
MICU COMBINATION LIGHT SWITCH
IGNITION KEY SWITCH PARKING BRAKE SWITCH SRS UNIT
DRIVER’S DOOR SWITCH FRONT SEAT BELT
BUCKLE SWITCHES
Input Test, page 22-271
Input Test, page 22-284 Test/Replacement, page 22-166
Test, page 22-72 Test, page 19-11
08/08/21 14:36:01 61SNR030_220_0283
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22-282 Reminder Systems
Circuit Diagram


MICU







 ORN
(10 A) No. 23
BLK1 2
SRS UNIT
G602
B11
A12
A11 YEL
WHT REDRED
WHT
ORN28
LT GRN BLK16
G504
INDICATOR DRIVE CIRCUIT
MICU
  ECM/PCM MAIN CIRCUIT
21
PNK
124
CAN L
CAN H


 CHIME
WHT
BRN
RED 19
1
WHT No. 2 (IG) (50 A)
GAUGE CONTROL MODULE (TACH) 18
17
IG1
BAT
BLU
WHT
UNDER-HOOD FUSE/RELAY BOX
BATTERY IGNITION SWITCH
No. 1 (BAT) (100 A)
(7.5 A) No. 10UNDER-DASH
FUSE/RELAY
BOX
DRIVE
CIRCUIT
PARKING
BRAKE
REMINDER
SEAT
BELT
REMINDER
KEY-IN
REMINDER
F-CAN
TRANSCEIVER B-CAN
TRANSCEIVERLIGHTS-ON
INDICATOR
(LED)
IG1 HOT in ON (II)
and START (III)
ABS MODULATOR-
CONTROL UNIT*1 LIGHTS-ON INDICATOR
DIMMING CIRCUIT
PARKING
BRAKE
SWITCH
(Closed:
Lever pulled)
DRIVER’S
SEAT BELT
BUCKLE
SWITCH
(Closed:
unbuckled) SEAT BELT
REMINDER
INDICATOR
(LED)
BRAKE
SYSTEM
INDICATOR
(LED)COMPULSORY
TURNING-ON
CIRCUIT
LIGHTS-ON
REMINDER
CLIMATE
CONTROL
UNIT
IMMOBILIZER-
KEYLESS
CONTROL UNIT
HANDSFREELINK
CONTROL UNIT*4
H1
D4 D2
Q1 Q9
G2 :CANline
1
VSA MODULATOR-
CONTROL UNIT*2
YAW RATE-LATERAL
ACCELERATION SENSOR*2
DATA LINK CONNECTOR
EPS CONTROL UNIT
TPMS CONTROL UNIT*3 10 V
STABILIZING
CIRCUIT
*1: ’06 07 Touring and Premium models
*2: ’07 TYPE S and ’08 09 models
*3: ’08 09 models
*4: ’09 model with navigation system
MICU
A
B
08/08/21 14:36:02 61SNR030_220_0284
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22-283
R16
PNK
Q6
PNK
PNK
B-CAN PNK
R6
G504 BLK
2 1
PNK
GRN E37 MICU
UNDER-DASH FUSE/RELAY BOX
9 S1
ORN S5
S11S13
BLK
PNK
GRY
12
(
()
1011
)
OFF
COMBINATION LIGHT SWITCH DRIVER’S
DOOR SWITCH
(Closed :
Door open)
IGNITION
KEY
SWITCH
(Closed :
Key inserted)IMMOBILIZER-
KEYLESS
CONTROL UNIT
GAUGE CONTROL
MODULE (TACH)




MICU
CLIMATE CONTROL
UNIT
IMMOBILIZER-
KEYLESS
CONTROL UNIT
HANDSFREELINK
CONTROL UNIT*
1 : CAN line
*: ’09 model with navigation system
A
08/08/21 14:36:02 61SNR030_220_0285
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Cavity WireTest condition Test: Desired resultPossible cause if desired result is not
obtained
22-285
5. Reconnect the connector to the under-dash fuse/relay box, and do these input tests at the following connectors.
 If any test indicates a problem, find and correct the cause, then recheck the system.
 If all the input tests prove OK, the MICU must be faulty; replace the under-dash fuse/relay box.





















E37 GRN Driver’s door open Measure the voltage to ground:
There should be less than 0.5 V.Faulty driver’s door switch
An open in the wire
Driver’s door closed Measure the voltage to ground: There should be more than 5 V. Faulty driver’s door switch
A short to ground in the wire
R6 PNK Ignition key inserted into the ignition switch Measure the voltage to ground:
There should be less than 0.5 V. Poor ground (G504)
Faulty ignition key switch
An open in the wire
Ignition switch OFF and ignition
key removed from the ignition
switch Measure the voltage to ground:
There should be more than 5 V.
Faulty ignition key switch
A short to ground in the wire
S1 ·
S5 ORN
·
BLK Combination light switch OFF Measure the voltage between S1
and S5 terminals:
There should be less than 0.5 V. Faulty combination light switch
An open in the wire
Combination light switch in any
other position than OFF Measure the voltage between S1
and S5 terminals:
There should be more than 5 V. Faulty combination light switch
A short to ground in the wire
S11 ·
S5 PNK
·
BLK Combination light switch
(Headlight position) ON
Measure the voltage between S11
and S5 terminals:
There should be less than 0.5 V. Faulty combination light switch
An open in the wire
Combination light switch OFF Measure the voltage between S11 and S5 terminals:
There should be more than 5 V. Faulty combination light switch
A short to ground in the wire
S13 ·
S5 GRY
·
BLK Combination light switch
(SMALL position) ON
Measure the voltage between S13
and S5 terminals:
There should be less than 0.5 V. Faulty combination light switch
An open in the wire
Combination light switch OFF Measure the voltage between S13 and S5 terminals:
There should be more than 5 V. Faulty combination light switch
A short to ground in the wire
08/08/21 14:36:03 61SNR030_220_0287
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(#') ’06-07 models
22-288Moonroof
Circuit Diagram
No. 24
(20 A)
IGNITION SWITCH
BATIG1
WHT
BLU
No. 2 (IG) (50 A)
BATTERY
No. 1 (BAT) (100 A)
(20 A)
D2
G21
E23
K3
K7
YEL
WHT
(CLOSE)
(OPEN) PUR
PUR PUR
LT GRN PUR
5
AUTO
AUTO
MOONROOF CONTROL UNIT
6
10OPEN CLOSE
HALL SENSOR
ECM/PCM
4
BLU GRN
No. 4 (P/W) (40 A)
1
10 7
8
9
7
LT BLU
CPU
MOONROOF SWITCH
BLU
G503 BLK
GRY
5 6
2
9 LT GRN
4
GRN LIGHT
(LED)
TILT
MOTOR
CLOSE
OPEN No. 32
UNDER-HOOD FUSE/RELAY BOX
RIGHT REAR
WINDOW MOTOR
No. 14 (7.5 A) FUSE
(UNDER-DASH
FUSE/RELAY BOX)
DASH LIGHTS
BRIGHTNESS
CONTROLLER UNDER-DASH
FUSE/RELAY BOX
IG1 HOT in ON (II)
and START (III)
H1
K2
08/08/21 14:36:04 61SNR030_220_0290
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22-289
BLU
No. 4 (P/W) (40 A)
BATTERY
No. 1 (BAT) (100 A)
(20 A)
G2
G21
Q1
K7
YEL
WHT
(CLOSE)
(OPEN) WHT
PUR
LT GRN
AUTO
AUTO
MOONROOF CONTROL UNIT
6
10OPEN CLOSE
HALL SENSOR
ECM/PCM
4
BLU
GRN
1
10 7
8
9
5
LT BLU
CPU ORN
G503 BLK
GRY
3 4
8
6 LT GRN
2 TILT
MOTOR
CLOSE
OPEN No. 32
UNDER-HOOD FUSE/RELAY BOX
No. 14 (7.5 A) FUSE
(UNDER-DASH
FUSE/RELAY BOX)DASH LIGHTS
BRIGHTNESS
CONTROLLER K2
D4 No. 24 (20 A)
5POWER
WINDOW
RELAY
MICU
UNDER-DASH FUSE/RELAY BOX
K3
LIGHT
(LED)
(0.84 W) LIGHT *1: Except TYPE S models
*2: TYPE model
No. 23 (10 A)
*2 *1
MOONROOF SWITCH
GRN*1
RED*2
08/08/21 14:36:05 61SNR030_220_0291
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´
’06-07 models ’08-09 models
22-29322-293
Moonroof Switch Test/Replacement
CB
A
Terminal
Position
OPEN
CLOSE TILT
CLOSE AUTO OPEN AUTO 7269104 5 B
C A
Terminal
Position
OPEN
CLOSE TILT
CLOSE AUTO OPEN AUTO 5
8 4610
23
*1: Except Type S model
*2: Type S model *
*
1
2
1. Remove the front individual map lights (see page 22-196).
2. Disconnect the moonroof switch 10P connector (A) and map light switch 3P connector (B).
3. Remove the moonroof switch (C).
4. Check for continuity between the terminals in each switch position according to the table.
5. If the continuity is not as specified, replace the illumination bulb or the switch.
6. Install the moonroof switch and light in the r everse
order of removal. 1. Remove the front individual map lights (see page
22-196).
2. Disconnect the moonroof switch 12P connector (A) and map light switch 3P connector (B).
3. Remove the moonroof switch (C).
4. Check for continuity between the terminals in each switch position according to the table.
5. If the continuity is not as specified, replace the illumination bulb or the switch.
6. Install the moonroof switch and light in the reverse order of removal.
08/08/21 14:36:06 61SNR030_220_0295
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22-300Seat Heaters
Circuit Diagram
Q16
IG2 HOT in ON (II) G19 C3
M5
LT GRN
GRN/RED LT GRN
OFF 1
2
GRN/RED LT GRN
6
5
3
BLU
BLK HIGH
LOW
4
LT BLU GRY
LT GRN
DRIVER’S SEAT HEATER
3
YEL
BLK
BLK BLK CUSHION
1
2
2
1
BACK
BR TH DRIVER’S SEAT HEATER RELAY BOX
BLU/YEL
BRN
ORN
BLK RED
RED
RED No. 5 (15 A)
No.36(HAC)(10A)
G601
G601 IGNITION SWITCH
IG2
BAT
ORN
WHT
UNDER-HOOD FUSE/RELAY BOX
No. 2 (IG) (50 A)
No. 1 (BAT) (100 A)
BATTERY UNDER-DASH FUSE/RELAY BOX
SEAT
HEATER
RELAY
(HIGH) SEAT
HEATER
RELAY
(LOW)
No.14(7.5A)FUSE
(UNDER-DASH
FUSE/RELAY BOX)
DASH LIGHTS
BRIGHTNESS
CONTROLLER LIGHT
(LED)
INDICATOR
(LED)DRIVER’S SEAT
HEATER SWITCH
INDICATOR
(LED)
H1
G1
1 4
2 343
1 5
2
No. 2 (OP) (80 A) *1
(60 A) *2 WHT*1
RED*2
BLU
BLU*1
ORN*2 GRN*1
BRN*2 MICU
08/08/21 14:36:48 61SNR030_220_0302
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22-301
GRN/REDRED
OFF 3
BLU
RED
BLK
ORN
BRN
BLU/YEL
TH
BR2
1
CUSHION
BLKBLK
FRONT PASSENGER’S SEAT HEATER
LT GRN GRY
LT BLU5
LOW
HIGH
BLK
YEL 4
6
7
GRN3
2
FRONT PASSENGER’S
SEAT HEATER SWITCH
DASH LIGHTS
BRIGHTNESS
CONTROLLER
No. 14 (7.5 A) FUSE
(UNDER-DASH
FUSE/RELAY BOX)
SEAT
HEATER
RELAY
(LOW)SEAT
HEATER
RELAY
(HIGH)
FRONT
PASSENGER’S
SEAT HEATER
RELAY BOX
INDICATOR
(LED) INDICATOR
(LED) LIGHT
(LED)32
4
5 1 4
1
3 2
RED
WHT*1BRN*2 *1: ’06 07 models
*2: ’08 09 models
RED*1
ORN*2
G601
G601
TH: THERMOSTAT
BR: BREAKER ON: 29 39 °C (84 102 °F)
OFF: 38 48 °C (100 118 °F)
OFF: 45 55 °C (113 131 °F) ON: 25 35 °C (77 95 °F)
08/08/21 14:36:49 61SNR030_220_0303
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22-305
Circuit Diagram
C3 N11
G12
DEFOGGER
DEFOGGER 4
6
ORN
BRN
BRNBRN
G503 G502
PUR
PNK BLK PURBLUBLK1
6
8
1
6
8 2
7
2
7
GRN
ORN ORN
WHT
BLK
G503 BLK
BLK
UP RIGHTLEFT
DOWN
RIGHT MIRROR
LEFT MIRROR POWER MIRROR SWITCH
BRN LT GRN
IG2 HOT in ON (II)
BLU
PNK
LT GRN WHT
DOWN LEFT
RIGHT
UP IGNITION SWITCH
BAT
IG2
UNDER-HOOD FUSE/RELAY BOX
No. 2 (IG) (50 A)
BATTERY
ORN
2
DOWN RIGHT
LEFT UP
RIGHT
LEFT LEFTRIGHT
5
PUR 10 11
12 139
WHT
No. 1 (BAT) (100 A)
UNDER-DASH
FUSE/RELAY BOX
No. 1 (7.5 A) FUSE
(UNDER-DASH
FUSE/RELAY BOX)
CLIMATE
CONTORL
UNIT LIGHT
(LED)
POWER MIRROR
DEFOGGER
RELAY
UNDER-HOOD
FUSE/RELAY BOX H1
D7 E2
F8 F15 No.36(HAC)(10A)
08/08/21 14:36:51 61SNR030_220_0307
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