Honda Civic. Manual — part 933

4. Check for DTCs with the HDS.

Is DTC B1128 indicated?

YES - Go to step 5.

NO - Intermittent failure. The driver's door lock system is OK at this time.

5. With the driver's door lock switch in the neutral position, select KEYLESS

from the HDS and enter the DATA LIST.

6. Check the ON/OFF information of the DRIVER'S DOOR LOCK SWITCH

(LOCK) and DRIVER'S DOOR LOCK SWITCH (UNLOCK) in the DATA
LIST.

Are both information indicators OFF?

YES - Go to step 12.

NO - Go to step 7.

7. Disconnect the driver's power window switch 22P (16P)* connector.

*: 2-door

8. Check the ON/OFF information of the DRIVER'S DOOR LOCK SWITCH

(LOCK) and DRIVER'S DOOR LOCK SWITCH (UNLOCK) in the DATA
LIST.

Are both information indicators OFF?

YES - Faulty door lock switch; replace the driver's power window switch.

NO - Go to step 9.

9. Turn the ignition switch OFF.

10. Disconnect the under-dash fuse/relay box connector T(34P).
11. Check for continuity between the No. 28 (LOCK) and No. 27 (UNLOCK)

terminals of the under-dash fuse/relay box connector T (34P) and body ground.

2008 Honda Civic LX

2006-08 ACCESSORIES & EQUIPMENT Keyless/Power Door Locks/Security System - Civic (All Except Hybrid)

Fig. 12: Checking Continuity Between Terminals Of Under-Dash
Fuse/Relay Box Connector T (34P) And Body Ground

Are there continuity?

YES - Repair a short in the LOCK or UNLOCK wire.

NO - Faulty MICU, replace the under-dash fuse/relay box.

12. Turn the ignition switch OFF.
13. Disconnect the power window master switch 22P (16P)* connector.

*: 2-door

14. Disconnect under-dash fuse/relay box connector T (34P).
15. Check for continuity between the No. 28 (LOCK) and No. 27 (UNLOCK)

terminals of the under-dash fuse/relay box connector T (34P).

Fig. 13: Checking Continuity Between No. 28 And 27 Terminals Of Under-
Dash Fuse/Relay Box Connector T (34P)

2008 Honda Civic LX

2006-08 ACCESSORIES & EQUIPMENT Keyless/Power Door Locks/Security System - Civic (All Except Hybrid)

Is there continuity?

YES - Repair a short in the wire between the LOCK and UNLOCK wires.

NO - Substitute a known-good power window master switch, and recheck. If
the symptom/indication goes away, replace the original power window master
switch. If not, the MICU is faulty, replace the under-dash fuse/relay box.

DTC B1129: DRIVER'S DOOR LOCK KNOB SWITCH SIGNAL ERROR

1. Clear the DTCs with the HDS.
2. Turn the ignition switch OFF, and then back ON (II).
3. Operate the driver's door lock knob switch several times.
4. Check for DTCs with the HDS.

Is DTC B1129 indicated?

YES - Go to step 5.

NO - Intermittent failure. The driver's door lock knob switch system is OK at
this time.

5. Select KEYLESS from the BODY ELECTRICAL menu, and enter the DATA

LIST.

6. Check the ON/OFF information of the DRIVER'S DOOR LOCK KNOB

SWITCH (LOCK) and the DRIVER'S DOOR LOCK KNOB SWITCH
(UNLOCK).

Does the DRIVER'S DOOR LOCK KNOB SWITCH (LOCK) information
indicator ON and DRIVER'S DOOR LOCK KNOB SWITCH (UNLOCK)
information indicator OFF with the driver's door lock knob switch in LOCK
position, and does the DRIVER'S DOOR LOCK KNOB SWITCH (LOCK)

NOTE:

If you are troubleshooting multiple DTCs, be sure to follow
the instructions in B-CAN System Diagnosis Test Mode A
(see TROUBLESHOOTING - B-CAN SYSTEM DIAGNOSIS
TEST MODE A ).

2008 Honda Civic LX

2006-08 ACCESSORIES & EQUIPMENT Keyless/Power Door Locks/Security System - Civic (All Except Hybrid)

information indicator OFF and DRIVER'S DOOR LOCK KNOB SWITCH
(UNLOCK) information indicator ON with the driver's door lock knob switch
in UNLOCK position?

YES - Faulty MICU, replace the under-dash fuse/relay box.

NO - Go to step 7.

7. Disconnect the driver's door lock actuator 10P connector.
8. Check the ON/OFF information of the DRIVER'S DOOR LOCK KNOB

SWITCH (LOCK) and DRIVER'S DOOR LOCK KNOB SWITCH
(UNLOCK) in the DATA LIST.

Are both information indicators OFF?

YES - Check for an open in the driver's door lock knob switch (LOCK) wire or
the driver's door lock knob switch (UNLOCK) wire between the MICU and the
driver's door lock knob switch. If OK, replace the driver's door lock actuator.

NO - Go to step 9.

9. Turn the ignition switch OFF.

10. Disconnect the under-dash fuse/relay box connector T(34P).
11. Check for continuity between the No. 23 (UNLOCK) and No. 24 (LOCK)

terminals of the under-dash fuse/relay box connector T (34P) and body ground.

Fig. 14: Checking Continuity Between Terminals Of Under-Dash
Fuse/Relay Box Connector T (34P) And Body Ground

2008 Honda Civic LX

2006-08 ACCESSORIES & EQUIPMENT Keyless/Power Door Locks/Security System - Civic (All Except Hybrid)

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Текст

Политика конфиденциальности