Specifications
General
System type . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . . Bosch mechanical continuous injection system
Application:
XR3i and XR3i Cabriolet models up to 1990 . . . . . . . . . . . . . . . . . . .
Bosch K-Jetronic
RS Turbo models . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . . Bosch KE-Jetronic
K-Jetronic system specification
Fuel pump type . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . 12 volt electric roller cell type
Fuel pump delivery quantity (minimum) . . . . . . . . . . . . . . . . . . . . .
. . . . 0.7 litre (1.32 pints) in 30 seconds
Idle speed (cooling fan on) . . . . . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . 750 to 850 rpm
Idle mixture CO content . . . . . . . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . 1.0 to 1.5%
Main system pressure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . 4.7 to 5.5 bar (68 to 80 lbf/in2)
Control pressure (warm engine) . . . . . . . . . . . . . . . . . . . . . . . . .
. . . . . . 3.4 to 3.8 bar (39 to 45 lbf/in2)
Injector valve opening pressure . . . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . 3.2 to 4.0 bar (46.4 to 51.5 lbf/in2)
KE-Jetronic system specification
Fuel pump type . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . 12 volt electric roller cell type
Fuel pump delivery quantity (minimum):
1985 models . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . 1.1 litres (1.9 pints) in 60 seconds
1986 models onwards . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . 2.5 litres (4.4 pints) in 60 seconds
Idle speed (cooling fan on):
1985 models . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . 800 to 900 rpm
1986 models onwards . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . 920 to 960 rpm
Idle mixture CO content:
1985 models . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . 0.25 to 0.75%
1986 models onwards . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . 0.5 to 1.1%
Main system pressure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . 5.6 to 6.0 bar (82 to 87 lbf/in2)
Injector valve opening pressure . . . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . 3.0 to 4.1 bar (43.5 to 59.5 lbf/in2)
Turbocharger
Type . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . . . . Garrett AiResearch T3
Maximum boost pressure . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . 0.45 to 0.55 bar (6.5 to 7.9 lbf/in2)
Solenoid control valve operating range . . . . . . . . . . . . . . . . . . . . .
. . . . 2500 to 6000 rpm (approximately)
Fuel requirement
Fuel octane rating . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . 97 RON (four-star)
Torque wrench settings Nm lbf ft
K-Jetronic system
Air cleaner retaining bolts . . . . . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . 4 to 5 3 to 4
Fuel distributor-to-sensor plate screws . . . . . . . . . . . . . . . . . . . .
. . . . . 32 to 38 24 to 28
Sensor plate-to-air cleaner screws . . . . . . . . . . . . . . . . . . . . . . .
. . . . . . 8 to 11 6 to 8
Warm-up regulator bolts . . . . . . . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . 3 to 5 2 to 4
Cold start valve bolts . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . 3 to 5 2 to 4
Auxiliary air device bolts . . . . . . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . 3 to 5 2 to 4
Inlet manifold nuts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . 16 to 20 12 to 15
Throttle housing nuts . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . 8 to 11 6 to 8
Exhaust manifold nuts . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . 14 to 17 10 to 13
Exhaust downpipe to manifold . . . . . . . . . . . . . . . . . . . . . . . . . .
. . . . . . 35 to 40 25 to 29
Banjo union bolts:
Fuel distributor inlet and return . . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . 16 to 20 11 to 15
Fuel distributor injector pipes . . . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . 5 to 8 4 to 6
Fuel distributor cold start valve feed pipe . . . . . . . . . . . . . . . . . .
. . . . 5 to 8 4 to 6
Fuel distributor warm-up regulator feed and return pipes . . . . . . . . . 5 to
8 4 to 6
Warm-up regulator inlet (M10) . . . . . . . . . . . . . . . . . . . . . . . . .
. . . . . 11 to 15 8 to 11
Warm-up regulator outlet (M8) . . . . . . . . . . . . . . . . . . . . . . . . .
. . . . . 5 to 8 4 to 6
Fuel pump, filter and accumulator . . . . . . . . . . . . . . . . . . . . . . .
. . . . 16 to 20 11 to 15
KE-Jetronic system
Air cleaner bolts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . . 8 to 11 6 to 8
Fuel distributor-to-sensor plate screws . . . . . . . . . . . . . . . . . . . .
. . . . . 32 to 38 24 to 28
Cold start valve bolts . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . 8 to 11 6 to 8
Auxiliary air device bolts . . . . . . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . 8 to 11 6 to 8
Inlet manifold nuts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . 16 to 20 11 to 15
Throttle housing nuts . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . 8 to 11 6 to 8
Thermo-time switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . 20 to 25 15 to 18
Charge air temperature sensor . . . . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . 20 to 25 15 to 18
Air inlet duct to rocker cover . . . . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . . 14 to 18 10 to 13
Cold start valve fuel supply pipe . . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . 5 to 8 4 to 6
Auxiliary air valve vacuum connection . . . . . . . . . . . . . . . . . . . . .
. . . . . 4 3
Fuel pressure regulator unions . . . . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . 14 to 20 10 to 15
Fuel distributor unions . . . . . . . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . 11 to 15 8 to 11
Fuel pump, filter and accumulator unions . . . . . . . . . . . . . . . . . . . .
. . . 16 to 20 11 to 15
Fuel injector pipe unions . . . . . . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . 10 to 12 7 to 9
Exhaust manifold to cylinder head . . . . . . . . . . . . . . . . . . . . . . .
. . . . . . 14 to 17 10 to 13
Turbocharger to exhaust manifold . . . . . . . . . . . . . . . . . . . . . . . .
. . . . . 21 to 26 15 to 19
Exhaust downpipe to turbocharger . . . . . . . . . . . . . . . . . . . . . . . .
. . . . 35 to 40 25 to 29
See also:
Ford VV carburettor manual choke unit - removal, checking and
refitting
Note: A new gasket will be required on
refitting.
Removal
1 Disconnect the battery negative lead.
2 Remove the air cleaner (Section 2).
3 Slacken the choke cable clamp bolt at the
choke lever, d ...
Fuel pressure regulator - removal and refitting
Removal
1 Remove the CFI unit as described in Section 8.
2 Remove the four screws securing the
regulator housing to the CFI unit, then carefully
lift off the housing and recover the ball, cup,
la ...
Fuel pressure regulator (models up to 1985) - removal and refitting
Caution: Refer to the
precautions in Section 1 before
proceeding.
Removal
1 The fuel pressure regulator is located on the
left-hand side of the engine compartment
(see illustration).
5.1 Fuel ...