Jaguar XJ (X350). Manual — part 1173

position sensor tests,
Electronic Engine Controls - VIN
Range: G00442->G45703

For brake cancel switch tests, GO to

Pinpoint Test G240073p8.

Unable to regulate/adjust

vehicle speed

Steering wheel switch

malfunction

For speed control switch circuit tests,

GO to Pinpoint Test G240073p11.

For speed control switch input signal

tests, GO to Pinpoint Test
G240073p11.

Unable to cancel speed

control from steering wheel

Steering wheel switch

malfunction

For speed control switch circuit tests,

GO to Pinpoint Test G240073p11.

For speed control switch input signal

tests, GO to Pinpoint Test
G240073p11.

Unable to cancel speed

control from brake pedal

Brake cancel switch

malfunction

For brake cancel switch tests, GO to

Pinpoint Test G240073p8.

Driver Information Chart

Warning

light

Message

Default Mode

DTC

Red

Engine systems

fault

Engine shut-down (all cylinders

fuel cut)

P1224

Red

Engine systems

fault

Limp-Home

P1229

Red

Engine systems

fault

Limp-Home

P0121, P0122, P0123, P0222, P0223

Red

Engine systems

fault

Limp-Home

P1251, P1631

Red

Engine systems

fault

Limp-Home

P1611

Red

Engine systems

fault

Limp-Home

P1633

Red

Engine systems

High idle

P1344, P1122, P1123, P1215, P1216

fault

Red

Restricted

performance

Limp-Home unavailable

P1254

Red

Restricted

performance

Limp-Home unavailable

P1250

Red

Restricted

performance

Safety redundancy

P1657, P1658

Red

Restricted

performance

Safety redundancy

P1634

None

Cruise overrride

None

None. See principles of operation in

this section

Red

Driver intervene

None

None. See principles of operation in

this section

Amber

Cruise not

available

None

P1571

Amber

Cruise not

available

None

P0568

Amber

Cruise not

available

None

P0567

Amber

Cruise not

available

None

P0570

Amber

Cruise not

available

None

P0569

Amber

Cruise not

available

None

P0566

Amber

Cruise not

available

None

P1697

Amber

Cruise not

available

None

P1696

Amber

Restricted

Engine speed limited

P0116, P0117, P0118, P0125

www.

performance

Amber

Restricted

performance

Engine speed limited

P0101, P0102, P0103, P0104

Amber

Restricted

performance

Engine speed limited

P0300, P0301, p0302, P0303, P0304,

P0305, P0306, P0307, P0308, P1313,

P1314

Amber

Restricted

performance

Engine speed limited

P0327, P0328, P0332, P0333, P1648

Amber

Restricted

performance

Engine speed limited

P0351, P0352, P0353, P0354, P0355,

P0356, P0357, P0358, P1367, P1368

Amber

Restricted

performance

Engine speed limited

P0171, P0172, P0174, P0175

Amber

Restricted

performance

Engine speed limited

P0201, P0202, P0203, P0204, P0205,

P0206, P0207, P0208

Amber

Restricted

performance

Engine speed limited

P0335, P0336

Amber

Restricted

performance

Engine speed limited, reverse

throttle progression enabled

P1642

Amber

Restricted

performance

Engine speed limited, reverse

throttle progression enabled

P1643

Amber

Restricted

performance

Engine speed limited, reverse

throttle progression enabled

P0096, P0097, P0098

Amber

Restricted

performance

Engine speed limited, reverse

throttle progression enabled

P1474

Amber

Restricted

performance

Engine speed limited

P1234, P1236, P1338

Default mode definitions

Limp-Home Mode

Throttle motor off

Throttle motor relay off

Throttle motor circuit off

Fuel intervention

Speed (cruise) control inhibited

Limp-Home unavailable

Power limitation

Vehicle speed limited to 120 kph (75 mph)

Reverse throttle progression enabled

Speed (cruise) control inhibited

Reverse Throttle Progression

Throttle opening limited to maximum 30%

NOTE:

The throttle operation uses the same map as for reverse gear.

Engine Speed Limited

Engine runs normally, up to 3000 rpm

Engine speed restricted to 3000 rpm maximum, by fuel cut-off

High Idle

Throttle valve kept in fixed position by motor

Speed (cruise) control inhibited

Safety Redundancy

Power limitation

Vehicle speed limited to 120 kph (75 mph)

Reverse throttle progression enabled

Speed (cruise) control inhibited

www.