ECU JAGUAR XJ6 1994 2.G Owner's Manual

Manual Transmission & Clutch (AJ16)
. Remove front clamp from unit lift.
. Raise / lower unit with jack, no stands.
. Traverse lift under ramp and take weight of transmission.
. Adjust jacking platform angles to suit transmission.
. Adjust side and rear clamps to suit transmission and tighten clamp wing nuts.
. Fit the safety chain assembly to left hand arm of lift, and secure with peg.
Pass safety chain over transmission and engage in front arm of lift. Tighten the safety chain adjuster.
. Remove remaining transmission to adaptor plate securing bolts and carefully lower transmission from engine.
. Remove transmission from ramp area.
. Remove clutch release bearing assembly from release lever.
. Remove clutch release lever retaining clip and remove lever.
. Remove release lever pivot pin.
Remove transmission switch.
. Remove rear mounting spring retainer securing nut.
. Reposition selector shaft pin cover.
0
Remove rear mounting spring retainer and remove rear mounting assembly.
Remove selector shaft yoke to selector shaft retaining pin and remove the yoke.
. Remove slave cylinder securing studs.
. Remove the transmission from the unit lift.
. Remove transmission drain plug and allow to drain, refit
the drain plug.
Fit new transmission to unit lift.
Fill transmission with oil and refit the level plug.
. Clean components and mating faces.
. Fit the slave cylinder mounting studs.
. Lubricate the selector output shaft.
. Fit selector shaft yoke (3 Fig. 1) to selector shaft and secure
with retaining pin (2 Fig. 1).
Reposition the retaining cover (1 Fig. 1) over the selector
shaft yoke retaining pin. -
. Fit the transmission rear mounting assembly and secure
with bolt.
. Fit reverse lamp switch.
. Lubricate the clutch release lever.
. Fit and align lever to transmission and engage onto pivot
pin.
Fit and fully seat lever to pivot retaining clip.
= Lubricate release bearing housing.
9 Fit and fully seat bearing assembly to lever.
. Select third gear.
. Move transmission to vehicle and raise into position.
Fia. 1
. Insert transmission input shaft into clutch and fully seat transmission against adaptor plate, ensuring that trans- mission is in line as it is fitted and seated to the plate.
X300 VSM 3 Issue 1 August 1994

Manual Transmission & clutch (AJ16)
Fit and tighten transmission to adaptor plate securing
. Slacken chain adjuster.
. Release securing peg from adjuster.
. Displace securing chain from the unit lift.
. Slacken clamp from wing nuts.
. Release clamps from transmission.
. Lower lift and traverse aside.
Refit front clamp to unit lift.
. Connect transmission switch and fit multi-way connector
. Clean and lubricate clutch slave cylinder push rod and fit
. Fit slave cylinder to mounting studs and secure with nuts.
Fit and seat remote control mounting rubbers and
. Align remote control assembly to transmission.
. Fit mounting rubber backing washers.
Refit remote control mounting and secure with bolts (1
. Fit wavy washer to gearshift lever.
. Position selector shaft yoke to gearshift lever.
. Apply lubricant to selector shaft yoke / gearshift lever
. Fit and tighten selector shaft yoke to gearshift lever secur-
. From above: Tighten MS 538 hook nut to raise trans-
. Position the jack beneath the transmission.
bolts
(1 Fig. 1).
into
securing clip.
to slave cylinder.
spacers.
Fig.
2).
assembly.
ing nut
/ bolt (3 Fig. 2).
mission into position (Fig. 3).
. Fit spring to rear mounting assembly.
. Fit upper rubber to mounting spring.
Using a jack, fit and seat the mounting assembly to the body / transmission.
. Fit but do not fully tighten mounting securing bolts.
. Lower and remove jack.
. Remove jack channel.
. From above: Fully undo MS 53B hook nut.
. From below: Final align mounting to transmission / body.
. Final tighten the mounting assembly securing bolts.
. Clamp the front exhaust pipe in a vice.
. Remove and discard the front pipe to manifold sealing
. Clean the faces.
Fit and fully seat new rings to pipe.
. Remove the front pipe from the vice and align to the
. Align retaining rings to the studs and secure with the nuts.
rings.
man
ifold.
Fin. 1
Fig.
2
Fig. 3
Issue 1 August 1994 4 X300 VSM

Manual Transmission & Clutch (AJ16)
7.1.4 REAR OIL SEAL, RENEW
SRO 37.23.01
Remove the drive (propeller) shaft, see Section 9, SRO
47.15.01.
. Using a suitable oil seal remover, displace and removethe
rear oil seal (1 Fig. 1).
. Clean the seal mounting face.
. Lubricate the seal lip.
. Fit and seat the seal to the transmission.
. Refit the drive shaft, see 47.15.01.
7.1.5 GEARSHIFT LEVER, RENEW
SRO 37.16.04
. Remove and strip down the gear selector remote control
assembly as detailed in Sub-section 7.1.8.
. Rebuild and refit the gear selector remote control assem- bly (Sub-section 7.1.81, but fit a new replacement gear- shift lever and discard the original lever.
7.1.6 GEARSHIFTLEVER DRAUGHT EXCLUDER,
SRO 37.16.05 RENEW
. Remove
the gearshift lever knob (1 Fig. 2), see Sub-Sec-
. Open the centre console storage compartment.
tion 7.1.7.
= Remove the centre console securing screws, disconnect
Remove the foam sealing ring.
. Remove the draught excluder securing screws (2 Fig. 2)
and ring (3 Fig. 2) and remove the draught excluder (4 Fig.
2).
. Fit the new draught excluder over the gearshift lever and
secure with the ring (3 Fig. 2) and screws (2-Fig. 2).
. Refit the foam sealing ring.
Refit the centre console and reconnect the block
Close the centre console storage compartment.
. Fit the gearshift lever knob/ lock nut and align the knob to
Tighten the lock nut and reposition the gearshift lever
the
block connectors and remove the console.
connectors and secure with the screws.
its final position.
gaiter.
I --0-. I
J37.02~
Fin. 1
Fig. 2
0
0
0
Issue 1 August 1994 6 X300 VSM

Manual Transmission & Clutch (AJ16)
GEARSHIFT LEVER KNOB, RENEW
:RY 37.16.11
. Displace the gearshift lever gaiter for access and slacken
the gearshift lever knob lock nut (1 Fig. 1) and remove the
gearshift lever knob
(2 Fig. 1).
- Fit the new gearshift lever knob and align to its final posi- tion.
. Tighten the lock nut and reposition the gearshift lever
gaiter.
7.1.8 GEARSHIFT LEVER/ REMOTE CONTROL
ASSEMBLY, RENEW
SRO 37.16.20
. Disconnect the battery.
. Remove inlet manifold rear securing nuts.
. Fit lifting bracket 18G 1465 and secure with the nuts.
. Fit Service Tool MS 538 (Fig. 2) across the wing channels
and align to rear lifting bracket.
Fit and engage retaining hook.
. Tighten hook nut to take weight of engine.
Select third gear and remove the gearshift lever knob.
. Disconnect lambda sensor block connectors.
Remove the exhaust front pipe to the intermediate pipe
securing nut / bolt.
. Remove the sealing olive.
. Take the weight of the rear engine mounting using a jack,
. Remove the rear mounting securing bolts.
. Lower and remove the rear mounting assembly.
Carefully ease exhaust system down for access.
jack channel
and a suitable block.
. Remove the drive (propeller) shaft assembly, see Section 9, SRO 47.15.01.
. From above: undo retaining hook nut to lower rear of
transmission (do not allow engine to foul steering rack).
From below: slacken but do not remove the selector shaft
bolt
(3 Fig. 3).
. Remove the gear selector remote control securing bolts (1 Fig. 1) and reposition for access.
Finally remove the selector shaft bolt (3 Fig. 3).
. Remove the gear selector remote control assembly from
the selector shaft.
b: To aid removal, invert the gear selector remote con- trol assembly, i.e. gearshift lever pointing down- wards.
2
Fig. 1
Fig. 2
Fig. 3
X300 VSM 7 Issue 1 August 1994

Manual Transmission & clutch (AJ16)
. Ensure that the draught excluder is not displaced from its
. Remove the mounting rubbers and washers (2 Fig. 1).
. Mount the gear selector remote control assembly (1 Fig.
. Remove the spring ring (2 Fig. 2).
. Remove the gearshift lever (5 Fig. 2).
. Remove the spring retainer (3 Fig. 2) and spring (4 Fig. 2)
. Remove the gearshift lever lower nylon cup (6 Fig. 2) and
. Remove the lever housing assembly from the vice.
. Clean all components thoroughly and examine for wear
. Replace worn or damaged components as necessary.
. Ensure mating faces are clean and grease-free.
. Mount the gear selector remote control assembly (1 Fig.
. Fit and seat the lower nylon cup (6 Fig. 2).
. Grease the gearshift lever ball.
Fit and seat the upper nylon cup (7 Fig. 2).
. Fit the spring (4 Fig. 2) and spring retainer (3 Fig. 2) to the
. Fit and seat the gearshift lever
. Compress the spring (4 Fig. 2).
* Fit and seat the spring ring (2 Fig. 2).
= Remove the gear selector remote control assembly (1 Fig.
Lubricate the gearshift lever to ease fitment through the
Lubricate the lower spacer.
Position the assembly in its mounting location; enter the
. Position the gearshift lever into the selector shaft yoke.
. Fit but do not tighten the selector shaft bolt (3 Fig. 1).
Fit the lower LH mounting rubber and washer.
. Fit the remaining mounting rubbers / washers (2 Fig. 1)
Secure the selector shaft bolt (3 Fig. 1).
. Tighten MS 538 hook nut to raise the transmission into
position.
. Using a jack, fit and seat the rear mounting to the trans- mission / body, ensuring that the spring is seated correctly
in the spring pan.
position.
2) in
a vice.
from the gearshift lever.
upper nylon cup (7
Fig. 2).
and damage.
2) in a vice.
lever.
2) from the vice.
draught excluder.
gearshift lever into the gaiter.
and secure with the bolts
(1 Fig. 1).
. Fit but do not fully tighten the mounting securing bolts.
. Remove the jack and jack channel.
Secure the rear mounting bolts.
. Slacken off MS 538 hook nut.
. Refit the drive (propeller) shaft assembly, see Section 9, SRO 47.15.01.
Remove Service Tool MS 538.
. Refit the gearshift lever knob.
Fin. 1
J37-WB
Fig. 2
Issue 1 August 1994 8 X300 VSM

Manual Transmission & Clutch (AJ16)
GEAR SELECTOR SHAFT- REAR, OVERHAUL
iRY 37.16.41
. Remove the gear selector remote control assembly, see
Displace the selector shaft cover (1 Fig. 1).
. Remove the selector shaft to selector shaft yoke retaining
. Clean all components thoroughly and check for wear and
. Replace worn or damaged components as necessary.
Lubricate and fit the selector shaft yoke to the selector
. Reposition the selector shaft cover.
. Refit the gear selector remote control assembly, see
37.16.20.
pin
(2 Fig. I), and remove the yoke (3 Fig. 1).
damage.
shaft and secure with the retaining pin.
37.16.20.
7.1.10 REVERSE LAMP SWITCH, RENEW
SRO 37.27.01
. Raise the vehicle on a ramp.
. Note and disconnect reverse lamp switch multi-way
= Slacken off and remove the switch.
Clean the mating face.
Fit a new switch.
. Connect the multi-way connector.
. Lower the ramp.
connector.
7.1.11 LAYSHAFT FRONT SEAL, RENEW
SRO 37.23.07
a Remove the transmission assembly, see Sub-Section
. Removethefront oilseal assembly,seeSub-Section7.1.3.
. Using suitable oil seal remover tool, remove and discard
. Clean the transmission face and the front oil seal assem-
. Fit and fully seat the new seal to the casing.
= Refit the transmission front seal assembly.
. Refit the transmission.
7.1.2
layshaft plug
seal.
bly. Fig.
1
X300 VSM Issue 1 August 1994 9

Manual Transmission & Clutch (AJ16) IBh
7.1.14 ClUTCHASSEMBLY, RENEW
SRO 33.10.01
. Remove the rear inlet manifold securing nuts and
. Fit lifting eye 18G 1465 to rear inlet manifold studs and
rn Fit Service Tool MS 538 (Fig. 1) and take the weight of the
. Disconnect the exhaust system from the front pipe.
. Ease the exhaust system down for access and remove
. Remove the drive (propeller) shaft assembly and fit a
. Remove the exhaust front pipe assembly.
. Remove the clutch slave cylinder, see Sub-Section 7.1.16,
and secure the slave cylinder to one side.
. Disconnect the transmission switch connectors.
. Removethe rear mounting assembly, see Section3.1, SRO 12.45.04.
. Undothe hooknutofServiceTool MS53Btolowertherear of the transmission / engine assembly.
Disconnect the gearshift/selector shaft universal joint se-
curing nut / bolt, remove the wavy washer from the selec- tor and remove the bolts securing the remote control.
Remove the mounting rubbers and washers.
Remove the transmission switch for access to the upper
. Remove the transmission to engine adaptor plate secur-
theinjector harness mounting bracket.
tighten securing nuts.
engine with the hook.
heatshield.
blanking plug to the rear of the transmission.
right hand transmission
/ bell housing securing bolt.
ing bolts
(1 Fig. 2).
Leave two opposing bolts in place for safety.
m . Fit a suitable hoist, securely to the transmission.
= Take the weight of the transmission and remove the re-
. Remove the transmission from the rear of the engine.
. Lower the transmission and remove from the rear of the
. Hold the flywheel in one position and remove the bolts se-
maining two securing bolts.
engine.
curing the clutch cover to the flywheel.
CAUTION: Make a note of the position of any balance
weights relative to the clutch cover.
. Remove the balance weights.
Remove the clutch cover / drive plate assembly.
. Remove the eight securing bolts (1 Fig. 3) and remove the
flywheel (2 Fig. 3).
WARNING: THE TWIN-MASS FLYWHEEL IS EXTREMELY HEAVY. ASSISTANCE MAY BE REQUIRED DUR- ING REMOVAL.
Clean the face of the flywheel and dowels.
Fig. 1
Fig. 2
Fig. 3
X300 VSM Issue 1 August 1994 14

Manual Transmission & Clutch (AJ16)
. Check the flywheel face for scoring; should this be excess-
Fit a new spigot bearing to the flywheel (2 Fig. 1).
. Refit the flywheel to the crankshaft and tighten the secur-
. Fit the clutch assembly to the flywheel ensuring that the
. Align the clutch with an input shaft.
. Fit the balance weights to the clutch cover and tighten the
. Remove the input shaft.
ive,
skim within tolerance.
ing bolts (1
Fig. 1).
larger, rounded boss faces the flywheel.
securing bolts. Remove the circlip
(1 Fig. 2) securing the clutch release
arm to the pivot and remove the assembly (2 Fig. 2).
. Slacken and remove the release arm pivot pin.
. Remove the bearing (3 Fig. 2) from the release arm assem- bly (2 Fig. 21, grease the bearing seat, fit the new bearing
to the release arm assembly.
Re-assemble the release arm ensuring that the pivots are
greased.
. Select third forward gear.
. Move the transmission under the ramp and raise it into
position against the adaptor plate and secure with the
bolts.
. Remove the securing chain from the unit lift and fit front
clamp.
. Refit the transmission switch and fit the multi-plug into
the securing clip.
. Refit the clutch slave cylinder, see 33.35 01.
. Fit the mounting rubbers and spacers, reconnect the re-
. Refit the selector to the gearshift lever.
. Refit the exhaust front pipes to the manifold.
. Remove the blanking plug from the rear of the trans-
. Refit the drive (propeller) shaft.
. Refit the heat shield and reconnect the exhaust system.
. Lower the ramp.
. Remove the Service Tool MS 53B.
. Remove the engine lifting eye 18G 1465.
= Refit the injector harness mounting bracket and tighten
the rear inlet manifold securing nuts.
mote control.
mission.
Fig. 2
Issue 1 August 1994 X300 VSM 15
-~

Manual Transmission & clutch (AJ16)
7.1.15 CLUTCH MASTER CYLINDER, RENEW
SRO 33.20.01
. Remove the clutch master cylinder to clutch pedal clevis
pin securing clip (1 Fig. I), and remove the clevis pin (2
Fig. 1).
. Remove the master cylinder securing nuts (3 Fig. 1).
. Disconm.the hydraulic pipe (4 Fig. 1) from the master
cylinder, and fit blanking plugs to the pipe and master cy- linder.
. Remove the master cylinder assembly (5 Fig. 1) and the
gasket (6 Fig. 1).
. Fit the new master cylinder to the bench vice and fill the
reservoir.
. Refit the reservoir cap.
. Remove the blanking plug from the master cylinder.
. Prime the master cylinder by 'working' the push rod until
fluid appears at the hydraulic pipe outlet.
. Remove the master cylinder from the vice.
. Place a new gasket (6 Fig. 1) over the mounting studs.
. Fit and align the master cylinder assembly to the studs,
. Remove the blanking plug from the hydraulic pipe (4 Fig.
. Ensure that the union is clean and no foreign matter enters
and secure
with the nuts
(3 Fig. 1).
1 ).
the system.
WARNING: USE ONLY CLEAN BRAKE FLUID OR DENA- TURED ALCOHOL (METHYLATED SPIRITS) FOR
CLEANING. ALL TRACES OF CLEANING FLUID
ALL COMPONENTS MUST BE LUBRICATED
WITH CLEAN BRAKE FLUID AND ASSEMBLED
USING THE FINGERS ONLY.
MUST
BE REMOVED BEFORE RE
-ASSEMBLY.
. Reconnect the pipe (4 Fig. 1) to the master cylinder (5 Fig. I), and tighten the union nut.
. Align the push rod to the pedal.
. Clean and grease the clevis pin (2 Fig. 1).
Align andfit the clevis pin to the pedal and push rod.
. Fit the securing clip (1 Fig. 1).
. Bleed the clutch hydraulic system, see Sub-Section
7.1.18.
-4
1
J33 072 2
Fig. 3
issue 1 August 1994 16 X300 VSM

Manual Transmission & Clutch (AJ16)
e
7.1.16 CLUTCH SLAVE CYLINDER, RENEW
SRO 33.35.01
. Disconnect the pipe from the clutch slave cylinder, plug or
tape the pipe to prevent the ingress of any dirt.
. Remove the nuts (1 Fig. 1) and spring washers securing
the slave cylinder to the transmission.
. Remove the hose clip bracket (4 Fig. 1) complete with the
hydraulic hose/ pipe (5 Fig. I), and slide the slave cylinder (2 Fig. 1) off the mounting studs.
. Slide the rubber boot along the push rod (3 Fig. 1) and
withdraw the push rod from the cylinder.
. To refit the new clutch slave cylinder, reverse the removal
operations.
. Bleed the clutch hydraulic system, see Subsection
7.1.18.
Fig. 1
7.1.17 CLUTCH SLAVECYLINDER, OVERHAUL
SRO 33.35.07
. Remove the clutch slave cylinder, see Sub-Section 7.1.16.
. Dismantle the cylinder. The new parts in the kit will indicate which used parts should be discarded.
. Clean the remaining parts and the cylinder thoroughly with unused brake fluid of the recommended type and place
the cleaned parts on to a clean sheet of paper.
WARNING: USE ONLY CLEAN BRAKE FLUID OR DENATURED ALCOHOL (METHYLATED SPIRITS) FOR CLEANING.
ALL TRACES OF CLEANING FLUID MUST BE REMOVED BEFORE RE-ASSEMBLY. ALL COMPONENTS
MUST BE LUBRICATED WITH CLEAN BRAKE FLUID AND ASSEMBLED USING THE FINGERS ONLY.
. Examine the cylinder bore and the pistons for signs of cor- rosion, ridges or score marks. Provided the working sur- faces are in perfect condition, new seals from the kit can
be fitted, but if there is any doubt as to the condition of the
parts then a new cylinder must be fitted.
. Fit the new seal (1 Fig. 2) to the piston (2 Fig. 2) with the flat
back of the seal against the shoulder.
Lubricate theseal and thecylinder bore with unused brake
fluid of the recommended type and assemble thecylinder.
. Before fitting the dust cover (3 Fig. 21, smear the sealing
areas with rubber grease.
Squeeze the remainder of the grease from the sachet into
the cover to help protect the internal parts.
. Refit the clutch slave cylinder, see Sub-Section 33.15.01.
Bleed the clutch hydraulic system, see Sub-Section 7.1.18.
U 111 "I, II
Fig. 2
-3
X300 VSM 17 Issue 1 August 1994