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Acura CSX. Manual - part 544

＊０１

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22-223

Circuit Diagram

BLK

G401

F20

G601

BLK

E33

BLK

G201

BLK

G602

IG1 HOT in ON (II) and START (III)

BLU

G401

BLK

YEL

T34

G501

BLK

UNDER-DASH FUSE/RELAY BOX

MICU

F33

F32

F19

F18

WHT

YEL

BLU

WINDSHIELD WIPER/WASHER SWITCH

MICU

S17

S15

S20

S10

ORN

WHT

GRN

YEL

BLU

No. 10 (7.5 A)

No. 38 (30 A)

WHT

BLK

MIST

INT

OFF

BATTERY

No. 2 (IG) (50 A)

UNDER-HOOD FUSE/RELAY BOX

WHT

IGNITION SWITCH

BAT

IG1

BLU

BLK

G201

No. 1 (BAT) (100 A)

WASHER
SWITCH

INTERMITTENT
DWELL TIME
CONTROLLER

WINDSHIELD
WASHER
MOTOR

WASHER FLUID
LEVEL SWITCH
(Closed:
Float down)

GAUGE CONTROL
MODULE (TACH)

WINDSHIELD
WIPER MOTOR

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０１

０２

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−

DTC B1077:

YES

22-224

Wipers/Washers

DTC Troubleshooting

UNDER-DASH FUSE/RELAY BOX CONNECTOR F (34P)

WINDSHIELD WIPER MOTOR 5P CONNECTOR

AS (WHT)

WINDSHIELD WIPER MOTOR 5P CONNECTOR

AS (WHT)

Windshield Wiper (As) Signal

Error

NOTE: If you are troubleshooting multiple DTCs, be
sure to follow the instructions in B-CAN System
Diagnosis Test Mode A (see page 22-93).

1. Clear the DTCs with the HDS.

2. Turn the ignition switch to LOCK (0), and then back

to ON (II).

3. Turn the wiper switch to LOW or HIGH for 15

seconds or more, then turn the switch OFF.

Go to step 4.

Go to step 12.

4. Check for DTCs with the HDS.

Go to step 5.

Intermittent failure. The windshield wiper

system is OK at this time. Check for loose or poor
connections.

5. Turn the ignition switch to LOCK (0).

6. Do the wiper motor test (see page 22-231).

Go to step 7.

Replace the windshield wiper motor

(see page 22-233) and recheck.

7. Disconnect under-dash fuse/relay box connector F

(34P) and windshield wiper motor 5P connector.

8. Check for continuity between windshield wiper

motor 5P connector terminal No. 5 and under-dash
fuse/relay box connector F (34P) terminal No. 32.

Go to step 9.

Repair an open in the WHT wire.

9. Check for continuity between windshield wiper

motor 5P connector terminal No. 5 and body
ground.

Repair a short in the WHT wire.

Go to step 10.

Wire side of female terminals

Do the windshield wiper r un?

Is DT C B107 7 indicated?

Does the wiper motor r un nor mally and does it
pulse?

Is ther e continuity?

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＊０１

０５

−

YES

22-225

WINDSHIELD WIPER MOTOR 5P CONNECTOR

AS (WHT)

UNDER-DASH FUSE/RELAY BOX CONNECTOR F (34P)

LOW (BLU)

HIGH (YEL)

WINDSHIELD WIPER MOTOR 5P CONNECTOR

GND (BLK)

10. Turn the ignition switch to ON (II).

11. Measure the voltage between windshield wiper

motor 5P connector terminal No. 5 and body
ground.

Repair a short to power in the WHT wire.

Faulty MICU; replace the under-dash fuse/

relay box.

12. Turn the ignition switch to LOCK (0).

13. Check the No. 38 (30 A) fuse in the under-dash fuse/

relay box.

Go to step 14.

Replace the fuse and recheck the system.

14. Do the wiper motor test (see page 22-231).

Go to step 15.

Replace the windshield wiper motor

(see page 22-233) and recheck.

15. Reconnect the windshield wiper motor 5P

connector.

16. Measure the voltage between under-dash fuse/

relay box connector F (34P) terminals No. 18 (LOW)
and No. 19 (HIGH) and body ground with the wiper
switch in corresponding position.

Go to step 17.

Faulty MICU; replace the under-dash fuse/

relay box (see page 22-66).

17. Measure the voltage between windshield wiper

motor 5P connector terminal No. 2 and body
ground.

Repair an open in the BLU (LOW) or YEL

(HIGH) wire.

Repair an open in the BLK wire or poor

ground (G201).

Wire side of female terminals

Is ther e voltage?

Is the f use OK ?

Does the wiper motor r un nor mally?

Is ther e batter y voltage?

Is ther e less than 0.5 V ?

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−

DTC B1281:

DTC B1282:

DTC B1283:

DTC B1284:

YES

When the wiper switch is turned OFF

Data List

Value

YES

From terminal

To terminal

YES

When the wiper switch is turned OFF

Data List

Value

YES

22-226

Wipers/Washers

Windshield Wiper Switch MIST

Position Circuit Malfunction

Windshield Wiper Switch INT

Position Circuit Malfunction

Windshield Wiper Switch LOW

Position Circuit Malfunction

Windshield Wiper Switch HIGH

Position Circuit Malfunction

NOTE: If you are troubleshooting multiple DTCs, be
sure to follow the instructions in B-CAN System
Diagnosis Test Mode A (see page 22-93).

1. Clear the DTCs with the HDS.

2. Turn the ignition switch to LOCK (0) and then back

to ON (II).

3. Turn the wiper switch to the MIST, INT, LOW, HIGH,

and OFF positions, and wait for at least 6 seconds.

4. Check for DTCs with the HDS.

Go to step 5.

Intermittent failure, the wiper system is OK at

this time. Check for loose or poor connections.

5. Select WIPERS from the BODY ELECTRICAL menu,

and enter DATA LIST.

6. Check each wiper switch position value with the

DATA LIST menu.

Wiper switch (LOW)

OFF

Wiper switch (HIGH)

OFF

Wiper switch (MIST)

OFF

Wiper switch (INT)

OFF

Go to step 7.

Go to step 10.

7. Turn the ignition switch to LOCK (0).

8. Disconnect under-dash fuse/relay box connector S

(20P).

9. Check for continuity between under-dash fuse/relay

box connector S (20P) terminals as shown:

6, 15, 20

6, 20

Repair a short between the wires.

Faulty MICU; replace the under-dash fuse/

relay box (see page 22-66).

10. Turn the ignition switch to LOCK (0).

11. Disconnect the 8P connector from the wiper switch.

12. Turn the ignition switch to ON (II).

13. Check each wiper switch position value with the

DATA LIST menu.

Wiper switch (LOW)

OFF

Wiper switch (HIGH)

OFF

Wiper switch (MIST)

OFF

Wiper switch (INT)

OFF

Replace the wiper/washer switch (see page

22-234).

Go to step 14.

Is DT C B1281, B1282, B1283, or B1284 indicated?

Ar e all data list values cor r ect?

Is ther e continuity?

Ar e all data list values cor r ect?

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