OCS sensor

Harness clip
OCS sensor

Figure 9

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OCS control unit
12. Replace the OCS control unit with the new one.


OCS control unit is held on with 2 screws.



The OCS control unit is located under the
front edge of the seat.

Figure10

13. Reinstall the seat into the vehicle in reverse order of removal.


Torque passenger seat mounting bolts to: 48 N•m (4.9 kg-m, 35 ft-lb)

14. If battery cables were not connected as part of the seat installation, reconnect them now, positive cable
first.

15. Reset/reinitialize systems as needed.


Refer to the ESM section, PG – Power, Supply & Ground Elements for a listing of systems that require
reset/initialization after reconnecting the 12V battery.
 Look in the PG section index for ADDITIONAL SERVICE WHEN REMOVING BATTERY
NEGATIVE TERMINAL.
 This list often includes items such as audio, power windows, clock, etc.

16. Perform Zero Point Reset, using CONSULT III plus, on the next page.

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Zero Point Reset
1. Prepare the vehicle for OCS zero point reset as follows:


Level the vehicle.



No objects on the passenger seat or in the storage bin.



No occupants in the vehicle – including the servicing technician.



PC is outside of the vehicle on a suitable support.
 Do not set the PC on the vehicle.



Do not touch the vehicle during the OCS zero point reset.



Minimize vibrations of the vehicle.

2. Connect the plus VI to the vehicle.
3. Open / start CONSULT-III plus (C-III plus).
4. Turn the ignition ON, with engine OFF (engine not running/not in ready mode).
5. Wait for the plus VI to be recognized.


The Serial No. will display when the plus VI is recognized.

6. Select Diagnosis (One System).
7. Scroll C-III plus (All systems) and select OCCUPANT DETECTION.

Step 7
Scroll
h
Figure 1A

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8. Select Zero point reset function.
9. Select Start.

Step 8

Step 9

Figure 2A
10. Select Next.

Step 10

Figure 3A

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11. Select Start and then proceed to step 12.


After selecting Start, if Figure 5A is displayed:
a. Check the OCS control unit and confirm that harness connector is completely seated.
b. Turn the ignition OFF and then restart procedure from step 4 on page 11.

Step 11

Figure 4A

Figure 5A

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12. Zero point reset will display “EXECUTING”.

Figure 6A

13. When finished, "Completed" will display next to “Current status”.


Select End and then proceed to step 14.

Figure 7A

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Step 13

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14. Turn the ignition OFF and then back ON and observe the air bag warning light and front passenger airbag
status light:



The air bag warning light



The front passenger airbag status light
should illuminate for 7 seconds and then either stay
illuminated or go out depending on the occupation of the front passenger seat.

should illuminate for 7 seconds and then go out.

Front Passenger Airbag Status Light Operation
CONDITION

DESCRIPTION

Empty

Empty front passenger seat
Bag or Child or Child Restraint or
Small Adult in the front passenger
seat
Adult in front passenger seat

Nobody/Somebody
Adult

PASSENGER AIR BAG
INDICATOR LIGHT
ON (illuminated)

FRONT PASSENGER
AIR BAG STATUS
INHIBITED

ON (illuminated)

INHIBITED

OFF (dark)

ACTIVATED

NOTE: If the air bag warning light or the front passenger airbag status light does not operate as
described above there may be an issue not covered by this bulletin. Refer to ASIST and the
appropriate Service Manual for additional diagnostic and repair information.

15. Provide the customer with a printed copy of FRONT PASSENGER AIR BAG STATUS LIGHT OPERATION
(see last page).

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PARTS INFORMATION

Description

PART #

Quantity

Controller Assy-Occupant Sensor
(OCS Control Unit)

98856-9NF0A

1

Seatbelt Buckle – Black/Charcoal

86842-9NF8B

Seatbelt Buckle – Beige/Tan

86842-9NF8A

OCS Harness
Clip
(Tie-wrap)

98854-9NF0A
24224-3VX0B

1

1

CLAIMS INFORMATION
Submit a Primary Part (PP) type claim using the following claims coding:
DESCRIPTION
PFP
OP CODE
SYM
DIA
FRT
Perform OCS Retrofit
(1)
RX5NAA
ZE
32
1.0 hrs.
(1) Reference the Parts Information Table and use the applicable Occupant Sensor Controller Assembly part
number as the Primary Failed Part (PFP).

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FRONT PASSENGER AIR BAG STATUS LIGHT OPERATION

NOTE: Please print this page and place a copy in the vehicle.

The front passenger seat is equipped with an occupant classification
sensor (weight sensor) that turns the front passenger air bag on or off
depending on the weight applied to the front passenger seat. The status
of the front passenger air bag (ON or OFF) is indicated by the front
passenger air bag status light
which is located on the instrument
panel. After the ignition switch is placed in the “ON” position, the front
passenger air bag status light on the instrument panel illuminates for
about 7 seconds and then turns off or remains illuminated depending on
the front passenger seat occupied status. The light operates as follows:

CONDITION

DESCRIPTION

Empty

Empty front passenger seat

Nobody/Somebody
Adult

Bag or Child or Child Restraint or
Small Adult in the front passenger
seat
Adult in front passenger seat

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PASSENGER AIR BAG
INDICATOR LIGHT
ON (illuminated)

FRONT PASSENGER
AIR BAG STATUS
INHIBITED

ON (illuminated)

INHIBITED

OFF (dark)

ACTIVATED

ITB17-016