Service Bulletin

Service Bulletin
Applies To:
13-041
April 11, 2015
2014–15 RLX – ALL
2016 RLX – From VIN JHK4C1...GC000001 thru JHK4C1...GC000408
P-AWS RTC Actuators Moan When Making Small Turns
(Supersedes 13-041, dated March 14, 2015, to revise the information marked by the black bars)
REVISION SUMMARY
Under PARTS INFORMATION, the RTC actuator part
numbers were changed.
WARRANTY CLAIM INFORMATION
The normal warranty applies.
OP#
SYMPTOM
A moaning or rubbing noise is heard from the rear
when driving straight and making small side-to-side
turning movements with the steering wheel.
POSSIBLE CAUSE
There is a lack of lubrication in the P-AWS (precision all
wheel steering) RTC (rear toe control) actuators.
CORRECTIVE ACTION
Replace both RTC actuators.
PARTS INFORMATION
Bracket-Mounting Bolt (Bolt-washer) (8 mm x 16 mm)
(two required):
P/N 93403-08016-08
Inner Self-Locking Nut (12 mm) (two required):
P/N 90213-SJ6-004
Description
FRT
4191H6
Replace both RTC actuators.
1.0 hr
4165A0
Four wheel alignment.
0.4 hr
Failed Part:
P/N 52340-TY2-A13
Defect Code:
07409
Symptom Code:
04201
Skill Level:
Repair Technician
DIAGNOSIS
Drive the vehicle forward and move the steering wheel
slowly side to side to confirm the noise. Then drive the
vehicle slowly in reverse and move the steering wheel
in the same way that caused the vehicle to make noise
when moving forward (the actuators are not operated
in reverse).
• If the noise stops, go to REPAIR PROCEDURE.
• If the noise does not stop, this bulletin does not
apply. Continue with normal troubleshooting
procedures.
RTC Actuator (left):
P/N 52345-TY2-A14
RTC Actuator (right):
P/N 52340-TY2-A14
Outer Self-Locking Nut (12 mm) (two required):
P/N 90370-SJA-000
Rear Control Arm Adjusting Bolt (two required):
P/N 90178-TY2-A01
 2015 American Honda Motor Co., Inc. – All Rights Reserved
BTB 50484-01811 Version 4
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CLIENT INFORMATION: The information in this bulletin is intended for use only by skilled technicians who have the proper tools, equipment, and
training to correctly and safely maintain your vehicle. These procedures should not be attempted by “do-it-yourselfers,” and you should not assume this
bulletin applies to your vehicle, or that your vehicle has the condition described. To determine whether this information applies, contact an authorized
Acura automobile dealer.
REPAIR PROCEDURE
RTC Actuator Removal
1. Raise the vehicle on a lift, and make sure it is
securely supported.
2. Remove both rear wheels.
7. Remove the inner self-locking nut, the adjusting
cam plate, and the adjusting bolt.
8. Pry on the RTC actuator to remove it from the inner
mount.
NOTE: Do not loosen or remove the lower arm
bolts.
3. Disconnect the RTC actuator connectors.
4. Remove the RTC actuator harness bracket bolt.
BRACKET
MOUNTING BOLT
22 N.m (16 lb-ft)
Replace.
Pry the RTC
actuator outward.
9. Remove the RTC actuator from the vehicle.
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ACTUATOR
CONNECTORS
5. Note and mark the position of the adjusting cam
plate and adjusting bolt in reference to the frame.
6. Remove the RTC actuator outer self-locking nut
and washer.
Push the inboard
end up first.
INNER
SELF-LOCKING NUT
57 N.m (42 lb-ft)
Replace.
ADJUSTING
CAM PLATE
WASHER
Then slide
the other end
off the knuckle.
ADJUSTING
BOLT
Replace.
2
10. Repeat steps 3–9 on the opposite side.
NUT
SIDE
OUTER
SELF-LOCKING NUT
59 N.m (44 lb-ft)
Replace.
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13-041
RTC Actuator Installation
1. Write down the seven-digit number ID of each new
RTC actuator for the neutral position wheel
memorization.
NOTE: Align the cam positions of the new adjusting
bolt and the adjusting cam plate with the marked
positions on the frame.
INNER
SELF-LOCKING NUT
RTC ACTUATOR
57 N.m (42 lb-ft)
Replace.
ADJUSTING
CAM PLATE
WASHER
WITH LABEL
WITHOUT LABEL
ADJUSTING
BOLT
Replace.
NUT
SIDE
OUTER
SELF-LOCKING NUT
7-DIGIT NUMBER
2. Install the new RTC actuator.
59 N.m (44 lb-ft)
Replace.
4. Loosely install the new outer self-locking nut and
the original washer.
5. Install the new actuator harness bracket mounting
bolt and torque it to 22 N•m (16 lb-ft), then connect
the connectors.
BRACKET
MOUNTING BOLT
2
RTC ACTUATOR
22 N.m (16 lb-ft)
Replace.
1
3. Loosely reinstall the original adjusting cam plate
using a new inner self-locking nut, and a new
adjusting bolt.
13-041
ACTUATOR
CONNECTORS
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6. Tighten the actuator nuts and bolts until they are
snug.
7. Repeat steps 2–6 on the opposite side.
8. Install both rear wheels.
9. Under vehicle load, torque both RTC actuator inner
nuts to 57 N•m (42 lb-ft).
10. Under vehicle load, torque both RTC actuator outer
nuts to 59 N•m (44 lb-ft).
11. Connect the HDS to the vehicle and do the neutral
position wheel memorization.
12. Select Precision all wheel steer, Replacement,
Continue, Actuator, Right or Left. Then, enter the
seven-digit number ID that you wrote down in step
1 under RTC Actuator installation.
13. Do a wheel alignment.
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13-041