Acura CSX. Manual — part 520
SNR9A00J46643400000FAAT03
SNR9A00J00050641951BBAT00
−
−
−
−
Doors automatically relock 30, 60, or 90
seconds after being unlocked with the
transmitter even though a door has been
opened
YES
NO
YES
NO
22-130
22-130
Keyless/Power Door Locks/Security System
Tripped Sensor History
1. Turn the ceiling light switch in DOOR position.
2. Turn the ignition switch to ON (II).
3. Close all doors.
4. Watch the ceiling light and the door indicator on
the gauge control module.
Go to step 5.
Repair a short to ground in the wire between
the MICU and door switch.
5. Open and close each door one at a time.
6. Watch the ceiling light and the door indicator on
the gauge control module.
Substitute a known-good MICU and recheck.
If the symptom goes away, replace the original
MICU (see page 22-66).
Repair an open in the wire between the MICU
and the door switch. If the wire is OK, faulty the
door switch, replace the door lock actuator
assembly.
The security system stores information on the last
tripped sensor if the security system has been violated.
The information can be retrieved using the HDS.
To retrieve the last tripped sensor data:
1. Select HISTORY DATA from the security system
test mode menu.
2. Select CURRENT DATA.
3. Confirm that the VIN matches the Vehicle then
press the enter button.
4. Scroll through the data list.
• Sensors that were violated will indicate DETECT.
• Sensors that were not violated will indicate
NONE.
5. Inspect the DETECT circuit for:
• Misadjusted or damaged switch.
• Loose or corroded connections.
• Intermittent short to ground.
Do the ceiling light and door indicator go of f ?
Do the ceiling light and door indicator come on
when the door is open, and go of f when the door is
closed?
08/08/21 14:26:04 61SNR030_220_0132
SNR9A00J46643400000FAAT03
SNR9A00J00050641951BBAT00
−
−
−
−
Doors automatically relock 30, 60, or 90
seconds after being unlocked with the
transmitter even though a door has been
opened
YES
NO
YES
NO
22-130
22-130
Keyless/Power Door Locks/Security System
Tripped Sensor History
1. Turn the ceiling light switch in DOOR position.
2. Turn the ignition switch to ON (II).
3. Close all doors.
4. Watch the ceiling light and the door indicator on
the gauge control module.
Go to step 5.
Repair a short to ground in the wire between
the MICU and door switch.
5. Open and close each door one at a time.
6. Watch the ceiling light and the door indicator on
the gauge control module.
Substitute a known-good MICU and recheck.
If the symptom goes away, replace the original
MICU (see page 22-66).
Repair an open in the wire between the MICU
and the door switch. If the wire is OK, faulty the
door switch, replace the door lock actuator
assembly.
The security system stores information on the last
tripped sensor if the security system has been violated.
The information can be retrieved using the HDS.
To retrieve the last tripped sensor data:
1. Select HISTORY DATA from the security system
test mode menu.
2. Select CURRENT DATA.
3. Confirm that the VIN matches the Vehicle then
press the enter button.
4. Scroll through the data list.
• Sensors that were violated will indicate DETECT.
• Sensors that were not violated will indicate
NONE.
5. Inspect the DETECT circuit for:
• Misadjusted or damaged switch.
• Loose or corroded connections.
• Intermittent short to ground.
Do the ceiling light and door indicator go of f ?
Do the ceiling light and door indicator come on
when the door is open, and go of f when the door is
closed?
08/08/21 14:26:04 61SNR030_220_0132
01
SNR9A00J46643441951FCAT00
22-131
MICU Input Test
UNDER-DASH FUSE/RELAY BOX CONNECTOR E (42P)
YEL
GRY
LT GRN
BLK
BRN
BLU
WHT
WHT
UNDER-DASH FUSE/RELAY BOX CONNECTOR F (34P)
UNDER-DASH FUSE/RELAY BOX CONNECTOR G (21P)
YEL
LT GRN
BLK
BLK
BLU
BLU
GRN
LT BLU
GRN
GRN
1. Before troubleshooting the keyless/power door locks/security system, troubleshoot the system using B-CAN
System Diagnosis Test Mode A (see page 22-93).
2. Check the No. 10 (7.5 A) and No. 25 (20 A) fuses in the under-dash fuse/relay box. If any fuse is blown, replace it
and go to step 3.
3. Disconnect under-dash fuse/relay box connectors E, F, G, M, N, Q, R, and T.
NOTE: All connector views are shown from wire side of female terminals.
08/08/21 14:26:04 61SNR030_220_0133
*01
22-132
Keyless/Power Door Locks/Security System
YEL
BLU
UNDER-DASH FUSE/RELAY BOX
CONNECTOR N (14P)
PNK
BLU
YEL
UNDER-DASH FUSE/RELAY BOX
CONNECTOR M (10P)
GRN
UNDER-DASH FUSE/RELAY BOX
CONNECTOR T (34P)
LT BLU
BLK
ORN
BRN
YEL
PUR
GRN
WHT
LT GRN
PNK
GRY
GRY
UNDER-DASH FUSE/RELAY BOX
CONNECTOR R (20P)
UNDER-DASH FUSE/RELAY BOX
CONNECTOR Q (16P)
4. Inspect the connector and socket terminals to be sure they are all making good contact.
• If the terminals are bent, loose or corroded, repair them as necessary and recheck the system.
• If the terminals look OK, go to step 5.
08/08/21 14:26:04 61SNR030_220_0134
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