Tpms system transmitter aerial operation check

Suspension and wheelsTpms system transmitter aerial operation check

TPMS SYSTEM TRANSMITTER AERIAL OPERATION CHECK

Check 4450BB

STEP	CHECK TO BE PERFORMED	REMEDIAL ACTION IF THE CHECK IS NOT OK
1	Aerial power supply signal check Prepare the diagnostic equipment to download a voltage graph. Select the VOLTMETER function from the INSTRUMENT menu with the timebase set at 1 minute Connect pin 3 (positive) to pin 1 (earth) of the transmitter aerial Press the START button on the diagnostic equipment to begin downloading a graph. Check that the signal pattern corresponds to the attached graph. See E7060 TYRE INFLATION PRESSURE CONTROL SYSTEM Move on to Step 2	Restore the continuity of the wiring between the TPMS control unit and the aerial Restore the insulation of the wiring between the TPMS control unit and the aerial Replace the aerial Replace the TPMS Control Unit Op. 4450B91 TPMS SYSTEM CONTROL UNIT R R
2	Aerial signal check Prepare the diagnostic equipment to download a voltage graph. Select the VOLTMETER mode from the INSTRUMENT menu with the timebase set at 3 Connect pin 2 to pin 1 (earth) of the transmitter aerial Press the START button on the diagnostic equipment to begin downloading a graph. Check that the signal pattern corresponds to the attached graph. See E7060 TYRE INFLATION PRESSURE CONTROL SYSTEM	Restore the continuity of the wiring between the TPMS control unit and the aerial Restore the insulation of the wiring between the TPMS control unit and the aerial Replace the aerial Replace the TPMS Control Unit Op. 4450B91 TPMS SYSTEM CONTROL UNIT R R

STEP

CHECK TO BE PERFORMED

REMEDIAL ACTION IF THE CHECK IS NOT OK

Aerial power supply signal check

Prepare the diagnostic equipment to download a voltage graph.

Select the VOLTMETER function from the INSTRUMENT menu with the timebase set at 1 minute

Connect pin 3 (positive) to pin 1 (earth) of the transmitter aerial

Press the START button on the diagnostic equipment to begin downloading a graph.

Check that the signal pattern corresponds to the attached graph.

Move on to Step 2

Restore the continuity of the wiring between the TPMS control unit and the aerial

Restore the insulation of the wiring between the TPMS control unit and the aerial

Replace the aerial

Replace the TPMS Control Unit

Aerial signal check

Prepare the diagnostic equipment to download a voltage graph.

Select the VOLTMETER mode from the INSTRUMENT menu with the timebase set at 3

Connect pin 2 to pin 1 (earth) of the transmitter aerial

Press the START button on the diagnostic equipment to begin downloading a graph.

Check that the signal pattern corresponds to the attached graph.

Restore the continuity of the wiring between the TPMS control unit and the aerial

Restore the insulation of the wiring between the TPMS control unit and the aerial

Replace the aerial

Replace the TPMS Control Unit

Aerial connector

Transmitter aerial power supply signal

Aerial output signal

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