Honda Civic Service Manual page 961

Troubleshooting Flowchart - Secondary Gear Shaft Speed Sensor
NOTE: Record all freeze data before you troubleshoot
Po$ible Causo
. Oisconnectod secondarY gear
shaft speed sensor conn66or
' short or open in secondary gear
shaft spe€d sensor wiro
. Faulty secondarY gear 3haft
sPeed sensor
SECONDARY GEAR SHAFT
SPEEO SENSOR CONNECTOR
Terminal side of male terminals
PCM CONNECTOR D I15P)
VEL (WHT/REO) VEL SG IALK/WHTI
W i r e s i d e o I f e m a l e t e r m i n a l s
(cont'd)
14-243
' O B D l l S c a n T o o l i n d i c a t e s
Code P1888.
. Self-diagnosis E indicalor light
indicats Code 35.
Check the secondarY gear shaft
s p e e d s e n s o r i n s t a l l a t i o n , a n d
check it for damage.
ls the secondary gear shaft
speed sensor installed
properly, and not damaged?
Reinatall or replace and rocheck.
Measure SocondarY Gear Sh.ft
Speed Sen3or Resistance at the
Sensor Connector:
1. Disconnect the 2P connector
trom the secondary gear shaft
speed sensor.
2. Measure secondary gear shaft
speed sensor resistance at the
sensor connector.
ls the resistance 350 - 600 0?
Check SecondarY Gear Shaft
Speed Sensor lor a Short Circuit:
1. Disconned the D (16P) connec-
tor from the PCM.
2. Check for continuity between
body ground and the D1 ter-
m i n a l a n d D 7 t e r m i n a l i n d i -
vidually.
R e p a i r s h o r t i n t h e w i r o s
b.tween the Dl and D7 termi_
n e 1 3 a n d t h € s e c o n d a r Y g e a l
3haft lpeed sonsor.
To page 14-284