1995 ACURA TL sensor

25. Loosen the mounting bolt, lock bolt and adjusting

rod, then remove the alternator belt.

ADJUSTING

ROD
LOCK BOLT

8 x
1.25
mm

22 N-m (2.2 kgf-m,

16 Ibf-ft)

ALTERNATOR

BELT
MOUNTING BOLT

10 x
1.25
mm

44 N-m (4.5 kgf-m,

33 Ibf-ft)

26. Loosen the idler pulley center nut and adjusting bolt,

then remove the air conditioning (A/C) compressor

belt.

IDLER PULLEY

CENTER NUT

10 x
1.25
mm

44 N-m (4.5 kgf-m,

33 Ibf-ft)
ADJUSTING

BOLT

A/C COMPRESSOR

BELT
27. Disconnect the power steering pressure (PSP)

switch connector.

28. Remove the adjusting bolt, locknut and mounting

bolt, then remove the P/S pump belt and pump.

Do not disconnect the P/S hose.

ADJUSTING

BOLT
P/S PUMP
LOCKNUT

8 x
1.25
mm

22 N-m (2.2 kgf-m,

16 Ibf-ft)

PSP SWITCH

CONNECTOR

29.
P/S PUMP

BELT

MOUNTING BOLT

10 x
1.25
mm

44 N-m (4.5 kgf-m, 33 Ibf-ft)

Pull the carpet back to expose the secondary heated

oxygen sensor (Secondary HO2S) connector, then

disconnect the secondary HO2S connector.

SECONDARY

HO2S CONNECTORProCarManuals.com

41. Disconnect the vehicle speed sensor (VSS) connec-

tor, then remove the VSS/power steering speed

sensor.

Do not disconnect the fluid hoses.

6 x 1.0 mm

12 N-m (1.2 kgf-m,

8.7 Ibf-ft)
VSS CONNECTOR

VSS/POWER STEERING

SPEED SENSOR

42. Remove the heat shields from exhaust pipe A.

HEAT

SHIELDS
6 x 1.0 mm

12 N-m (1.2 kgf-m,

8.7 Ibf-ft)
43. Remove exhaust pipe A.

EXHAUST

PIPE A

GASKET

Replace.
SELF-LOCKING NUT

8 x
1.25
mm

22 N-m (2.2 kgf-m, 16 Ibf-ft)

Replace.

GASKETS

Replace.

GASKET

Replace.

TWC
6 x 1.0 mm

9.8 N-m (1.0 kgf-m,

7.2 Ibf-ft)
SELF-LOCKING NUT

8 x
1.25
mm

22 N-m (2.2 kgf-m,

16 Ibf-ft)

Replace.
SELF-LOCKING NUTS

10 x
1.25
mm

54 N-m (5.5 kgf-m,

40 Ibf-ft)

Replace.

44. Remove the wire harness cover and grommet, then

remove the three way catalytic converter (TWC).

SELF-LOCKING NUT

10 x
1.25
mm

32 N-m (3.3 kgf-m,

24 Ibf-ft)

Replace.
GROMMET

WIRE HARNESS

COVERProCarManuals.com

8. Disconnect the TCS throttle sensor connector and

TCS throttle actuator connector, then remove the

TCS control valve assembly.

Do not disconnect the breather pipe bypass hose.

TCS THROTTLE SENSOR

CONNECTOR

TCS THROTTLE

ACTUATOR CONNECTOR

TCS CONTROL VALVE

ASSEMBLY

9. Remove the oil pressure switch connector, engine

ground cable and engine wire harness cover.

6 x 1.0 mm

12 N-m (1.2 kgf-m, 8.7 Ibf-ft)

OIL PRESSURE

SWITCH CONNECTOR
ENGINE

GROUND

CABLE

ENGINE WIRE

HARNESS COVER
10. Remove the idler pulley bracket, dipstick and pipe.

6 x 1.0 mm

12 N-m (1.2 kgf-m,

8.7 Ibf-ft)
DIPSTICK/PIPE

8 x
1.25
mm

22 N-m (2.2 kgf-m, 16 Ibf-ft)

11. Remove the crankshaft pulley.

12. Remove the upper and lower covers.

NOTE: Do not use the upper and lower covers to

store removed items.

UPPER COVERS

Clean.

6 x 1.0 mm

12 N-m (1.2 kgf-m,

8.7 Ibf-ft)

LOWER COVER

Clean.
IDLER PULLEY

BRACKET
O-RING

Replace.ProCarManuals.com

22. Remove the positive crankcase ventilation (PCV)

hose.

23. Remove the bolt securing the automatic transmis-

sion fluid (ATF) dipstick tube bracket.

6 x 1.0 mm

12 N-m (1.2 kgf-m,

8.7 Ibf-ft)

ATF BRACKET

DIPSTICK TUBE

BRACKET

PCV HOSE

24.

Remove the engine wire harness connectors and

wire harness clamps from the cylinder heads and

intake manifold.

Six injector connectors

Six ignition coil connectors

Throttle position sensor connector

CKP/CYP sensor connector

Intake air temperature (IAT) sensor connector

Exhaust gas recirculation (EGR) valve lift sensor

connector

Idle air control (IAC) valve connector

Engine coolant temperature (ECT) sensor con-

nector

ECT gauge sending unit connector

Engine oil temperature sensor connector

Left primary heated oxygen sensor (left primary

HO2S) connector

Right primary heated oxygen sensor (right pri-

mary HO2S) connector

Evaporative emission (EVAP) purge control

solenoid valve connector ('97 - '98)
25. Remove the inlet pipe mounting bolts from the right

cylinder head cover.

26. Remove the vacuum hoses and breather hose.

6 x 1.0 mm

12 N-m (1.2 kgf-m, 8.7 Ibf-ft)

BREATHER

HOSE

VACUUM

HOSES

27. Remove the six ignition coils from the left and right

cylinder head covers.

6 x 1.0 mm

12 N-m (1.2 kgf-m, 8.7 Ibf-ft)

IGNITION

COILProCarManuals.com

10. Instal l th e lef t an d righ t bac k covers , the n instal l th e
lef t an d righ t camshaf t pulleys .
LEFTCAMSHAF T PULLE Y
BACK COVE R
CKP/CY PSENSOR
8 x 1.2 5 mm31 N- m (3. 2 kgf-m ,23 Ibf-ft )
RIGHTCAMSHAF T PULLE Y
8 x 1.2 5 mm31 N- m (3. 2 kgf-m ,
2 3 Ibf-ft )BACK COVE R
11. Instal l th e timin g bel t (se e pag e 6-8 ).
12 . Instal l th e intak e manifol d an d wate r passage , the n
tighte n th e intak e manifol d mountin g bolt s an d nut s
i n a crisscros s patter n i n tw o o r thre e steps , begin -
nin g wit h th e inne r bolts .
Alway s us e ne w intak e manifol d gaskets .
13 . Instal l th e EG R pipe .
6 x 1. 0 m m12 N- m (1. 2 kgf-m ,
8. 7 Ibf-ft )
8 x 1.2 5 mm22 N- m (2. 2 kgf-m , 1 6 Ibf-ft )
WATE RPASSAG E
6 x 1. 0 m m12 N- m (1. 2 kgf-m ,8.7 Ibf-ft )
GASKET SReplace.EGR PIP E
O-RIN GReplace .GASKET SReplace.
14. Instal l th e exhaus t manifolds , an d tighte n th e nut s
i n a crisscros s patter n i n tw o o r thre e steps , begin -
nin g wit h th e inne r nu t (se e pag e 9-3 ).
Alway s us e ne w exhaus t manifol d gaskets .
15 . Afte r installation , chec k tha t al l tubes , hose s an d
connector s ar e installe d correctly .
16 . Ente r th e anti-thef t cod e fo r th e radio , the n ente r th e
customer' s radi o statio n presets .
ProCarManuals.com

Exhaust Manifol d
Replacemen t
NOTE: Us e ne w gasket s an d self-lockin g nut s whe n reassembling .
LEFT:
10 x 1.2 5 mm25 N- m (2. 5 kgf-m ,
1 8 Ibf-ft )
GASKE TReplace .
SELF-LOCKIN G NU T8 x 1.2 5 mm30 N- m (3. 1 kgf-m ,22 Ibf-ft )Replace .
LEFT PRIMAR Y
HEATE D OXYGE N
SENSO R (LEF T
PRIMAR Y HO2S )
Replacement , pag e 9- 5
LEF T EXHAUS T
MANIFOL D
8 x 1.2 5 mm22 N- m (2. 2 kgf-m , 1 6 Ibf-ft )
RIGHT :
8 x 1.2 5 mm22 N- m (2. 2 kgf-m , 1 6 Ibf-ft )
HEATSHIEL D
RIGH T PRIMAR Y
HEATED OXYGE NSENSOR (RIGH T
PRIMAR Y HO2S )
Replacement , pag e 9- 5
COVE R
GASKE TReplace .
RIGHT EXHAUS TMANIFOLD
SELF-LOCKIN G NU T8 x 1.2 5 mm30 N- m (3. 1 kgf-m , 2 2 Ibf-ft )Replace .
8 x 1.2 5 mm22 N- m (2. 2 kgf-m ,
1 6 Ibf-ft )
COVE R
HEATSHIEL D
ProCarManuals.com

Replacement

Primary HO2S:

1. Disconnect the left and/or right primary HO2S con-

nector, then remove the left and/or right primary

HO2S.

LEFT:
HO2S

LEFT PRIMARY HO2S

O2 SENSOR SOCKET

WRENCH 07LAA - PT50101

44 N-m (4.5 kgf-m,

33 Ibf-ft)

RIGHT:

RIGHT PRIMARY HO2S

O2 SENSOR SOCKET

WRENCH 07LAA - PT50101

44 N-m (4.5 kgf-m, 33 Ibf-ft)

2. Install the left and/or right primary HO2S in reverse

order of removal.

(cont'd)ProCarManuals.com

HO2S

Replacement (cont'd)

Secondary HO2S:

1. Move the front passenger's seat forward.

Pull the carpet back to expose the secondary H02S

connector.

2. Disconnect the secondary H02S connector.

SECONDARY

HO2S CONNECTOR

3. Remove the wire harness cover, then remove the

grommet.

4. Remove the heat shields.

WIRE HARNESS GROMMET

COVER

HEAT

SHIELD

6 x 1.0 mm

9.8 N-m (1.0 kgf-m, 7.2 Ibf-ft)
5. Remove the secondary H02S.

SECONDARY HO2S

44 N-m (4.5 kgf-m, 33 Ibf-ft)

O2 SENSOR WRENCH

(Commercially available)

6. Install the secondary H02S in reverse order of

removal.ProCarManuals.com