Click / Squeak / Squeal Noise During Light Brake Application – Repair Procedure – 2006-2008 Jaguar

MODEL S-TYPE XJ, XK

DATE 22 July 2008

NUMBER JTB00110 (Issue 1)

 

SERVICE

TECHNICAL BULLETIN

 

SECTION:     206

Click / Squeak / Squeal Noise During Light Brake Application – Repair Procedure

 

AFFECTED VEHICLE RANGE:

S-TYPE (X200) Normally Aspirated Only	VIN: Model Year:	N52048 – N91220 2006 – 2008
XJ (X350) Normally Aspirated Only	VIN: Model Year:	G49701 – H25553 2006 – 2008
XK (X150) Normally Aspirated Only	VIN: Model Year:	B00001 – B25238 2007 – 2008

 

CONDITION SUMMARY:

Situation:  During light brake application, a click / squeak / squeal noise may be heard.  Vibrations at the brake pad / disc interface can be amplified through the braking / suspension system, resulting in a 1.6 kHz noise audible to the vehicle occupants.

 

Action:  In the event of a customer concern of the above, follow the Repair Procedure outlined below to replace the front brake pads and clean and grease the caliper / pad contact points.

 

PARTS:

C2C39929	Front brake pad kit	Qty:  1
C2C39930	Molycote grease	Qty:  1

 

TOOLS:

Refer to Workshop Manual (GTR) for special tools (if required)

 

WARRANTY:

NOTE:  Repair procedures are under constant review, and therefore times are subject to change; those quoted here must be taken as guidance only. Always refer to DDW to obtain the latest repair time.

DDW requires the use of causal part numbers.  Labor only claims must show the causal part number with a quantity of zero.

Description	SRO	Time (hours)	Condition Code	Causal Part
Front brake pad modification – S-TYPE	70.40.02	0.70	42	C2C 39929
Front brake pad modification – XJ		0.60
Front brake pad modification – XK		0.50

 

Normal warranty policy and procedures apply.  

 

REPAIR PROCEDURE

FRONT BRAKE PAD MODIFICATION

NOTE:  Global Technical Reference (GTR) lookup sequence is as follows:  

GTR Home > NAS > Model > Model Year > Service Information > Workshop Manuals > 

2: Chassis > 206: Brake System > 206-03: Front Brake Disc

1. Refer to Workshop Manual (GTR) Section 206-03 to remove the front brake pads.

 CAUTION:  Avoid contamination of the brake pad material, calipers, and caliper piston dust boots / seals.

2. Clean shaded area of brake calipers. (Figure 1)
3. Using a small brush, apply an even, liberal coating of Molycote grease (C2C39930) to the shaded area of the brake calipers. (Figure 1)

Figure 1

 

4. Using a small brush, apply an even, liberal coating of Molycote grease (C2C 39930) to the brake pad / caliper piston contact area. (Figure 2)
5. Using a small brush, apply an even, liberal coating of Molycote grease (C2C 39930) to the ‘hammer head’ area of both inner and outer brake pads. (Figure 2)
6. Refer to Workshop Manual (GTR) Section 206-03 to install the front brake pads

Figure 2