199002270 - I001 SIDE LIGHTS/NO. PLATE LIGHTS NOT WORKING

When the side light switch is operated, the side light/number plate lights do not operate;
the voltage to turn on the side lights and number plate lights is supplied directly by the Body Computer Node. The lights may be operated by means of the controls:1. EXTERIOR LIGHT CONTROL (on stalk) C.L.E.- Side lights2. PARKING LIGHT CONTROL ("PARK" key)- parking lights3. COMMAND FROM DUSK SENSOR4. FOLLOW ME HOME COMMAND FROM STALK
Test results
1CHECK USING DIAGNOSTIC EQUIPMENTAll OKProblems encounteredOperation
Connect the Examiner diagnostic equipment to the diagnostic socket on the Body Computer Node and and check for errors.Move on to Step 2Presence of errorsContinue following the instructions for the diagnostic equipment
2ELECTRICAL SYSTEM CHECKAll OKProblems encounteredOperation
- Check the continuity and the insulation of the wiring between the Exterior Lights Control and the Body Computer Node    See E2010 SIDE LIGHTS / NO. PLATE LIGHTS - Check the stalk connection to earthMove on to Step 31. Wiring between stalk and Body Computer interrupted2. Lighting stalk earth reference interrupted1. Restore the electrical connection    See E2010 SIDE LIGHTS / NO. PLATE LIGHTS 2. Restore the electrical connection    See E2010 SIDE LIGHTS / NO. PLATE LIGHTS
3EXTERIOR LIGHTS CONTROL CHECKAll OKProblems encounteredOperation
Check the control on the stalk is intact    See E2010 SIDE LIGHTS / NO. PLATE LIGHTS Also check the operation of the body computerEnd of diagnosis1. Stalk switch not working2. Body Computer defective1. Replace the steering column switch unit    Op. 5550A10 STALK UNIT ASSEMBLY - R+R 2. Replace body computer    Op. 5505A32 BODY COMPUTER - R.R