Troubleshooting - Acura 3.5 RL Manual

Vehicle Speed Sensor (VSS)

Troubleshooting

Before testing, inspect the No. 13 (7.5 A) fuse in the under-dash fuse/relay box.
Test the YEL wire:
1. Disconnect the 3P connector
from the vehicle speed sensor.
2. Connect the test harness
(07LAJ - PT30200A) only to
the VSS sub-harness.
3. Connect the Whitest harness
clip to the positive probe of a
voltmeter.
4. Turn the ignition switch ON (II).
Is there battery voltage?
YES
Test the BLU/WHT wire:
1. Disconnect the WHT test har-
ness clip.
2. Connect the GRN test harness
clip to the positive probe of a
voltmeter.
Is there 5 V or more?
YES
(To page 23-87)
Repair open in the YEL wire
NO
between the VSS and under-
dash fuse/relay box.
Repair short in the BLU/WHT wire
between the VSS and
— PCM,
NO
— cruise control unit,
— steering column control unit,
— multiplex control unit (driver's),
— navigation control unit.
GRN TEST HARNESS
CLIP
VSS
TEST HARNESS
07LAJ-PT3020A
WHT TEST HARNESS CLIP
WHT TEST HARNESS
CLIP
VSS
TEST HARNESS
07LAJ-PT3020A
GRN TEST HARNESS CLIP
RED TEST HARNESS
CLIP
PROTECTIVE
TAPE
RED TEST HARNESS
CLIP