Jaguar XJ (X350). Service manual — part 1335

Diagnosis and testing

Daytime Running Lamps (DRL)

1 . Verify the customer concern.

2 . Visually inspect for obvious signs of electrical damage.

Visual Inspection Chart

Electrical

•

Fuse(s)

•

Bulb(s)

•

Switch(es)

•

Electrical connector(s)

•

Wiring Harness

1 . If an obvious cause for an observed or reported concern is found, correct the cause (if possible)

before proceeding to the next step.

2 . If the cause is not visually evident, verify the symptom and refer to the Jaguar Approved

Diagnostic System.

418 : Electrical Distribution

418-00 : Module Communications Network

Description and operation

Communications Network

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Item Part Number

Description

1

—

Anti-Lock Brake System (ABS) Module

2

—

Transmission selector lever

3

—

Climate control module (vehicles fitted with telematics)

4

—

Climate control assembly

5

—

Audio control module (ACM)

6

—

Instrument Pack (IP)

7

—

Front electronic module (FEM)

8

—

Drivers door module (DDM)

9

—

Driver seat module (DSM)

10

—

Electronic parking brake module (EPB)

11

—

Rear electronic module (REM)

12

—

Navigation control module (NAV)

13

—

Voice activated control module (VACM)

14

—

Amplifier

15

—

Engine control module (ECM)

Item Part Number

Description

1

—

Remote climate control module (RCCM)

2

—

Intrusion sensor module

3

—

High intensity discharge headlamp module (HID)

4

—

Restraints control module (RCM)

5

—

Rear climate control panel (RCCP)

6

—

Air suspension unit (ASU)

7

—

Parking aid module

8

—

Rear memory module (RMM)

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