(TA521-0620) Water intrusion in Right Front Speed Sensor Connector - fault code
C0040 in ABS/TCS/ESP
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TECHNICAL ADVICE - Quick information for your help
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Bulletin Nbr:
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TA521-0620
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Date:
...........
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January 2006
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Market:
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All
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Water intrusion in Right Front Speed Sensor Connector - fault code
C0040 in ABS/TCS/ESP
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Saab 9-3 Sport Sedan, 9-3 Sport Combi and CV produced cars built between
week 534 to B/P
Trollhättan: YS3xxxxxx61111559,
Graz: YS3xxxxxx66100050.
Changes in wiring harness from production week 534. After change of
wiring harness there is a possibility for water ingress through a splice at
crimp J13.Water may enter into harness to front right hand wheel speed sensor.
Corrosion in Front Right Hand Speed sensor connector, due to water intrusion,
may set fault codes C0040 2A,C0040 01,C0040 06, C0040 29.
ABS/TCS/ESP warning lamp on.
Messages shown in SID: Anti-spin/Anti-skid not functioning.
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1.
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Remove the front right hand wheel
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2.
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Dismantle the air cleaner
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3.
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Dismantle the cover for the bulkhead partition
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4.
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Remove the air/pollen filter located in the bulkhead partition.
4
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5.
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Dismantle the battery and battery box.
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Mounting a new Speed Sensor Cable Harness:
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1.
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Start at the right hand speed sensor to fix the new harness at
the positions that was used for the old harness in the wheel house and engine
bay.
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2.
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Clean the male connector, connected to the wheelspeed sensor.
Make sure the connector is dry and clean so no oxidation on pins can occur.
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3.
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Cut the old cable harness before the entrance to the bulkhead
partition. Fasten the new harness together with the old one and the main harness
through the grommets and into the corrugated plastic hose in the bulkhead
partition.
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4.
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Fasten the new cable harness together with the old one all the
way to the connector, make sure the harness does not chafe on hard edges e.g.
the UEC or Battery box.
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5.
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Disconnect the black-yellow and connect the new harness black
cable. Disconnect the blue-red cable and connect the new harness brown cable.
I.e the black cable in position 6 and the brown cable in position 5 in the
24 pin terminal H24-1.
NOTE: See WIS for removal of Pin. Special extraction
tool must be used
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Assembly
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1.
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Assemble the battery and battery box.
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2.
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Refit the air/pollen filter in the bulkhead partition.
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4.
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Assemble the air cleaner.
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5.
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Refit the Front Right hand wheel. Use instruction in WIS.
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7.
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Run car as test to verify that no faultcodes comes back.
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8.
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If fault codes still persist please follow Fault tracing in WIS
for Wheelspeed sensor.
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Material needed:
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Cable 12771828 (RHD) or 12771829 (LHD).
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Tensioning band with clip for the new cable approx 7 psc.
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Tensioning band approx 5 psc.
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