Honda 2004 Odyssey Service Manual page 1315

ABS/TCS Components
DTC Troubleshooting (cont'd)
3. Measure the resistance between the appropriate
wheel sensor ( ) and ( ) circuit terminals (see
table).
DTC
12 (Right-front)
14 (Left-front)
16 (Right-rear)
18 (Left-rear)
ABS/TCS CONTROL UNIT CONNECTOR A (26P)
FLW ( ) (GRN/BLU)
FLW ( ) (BRN)
RLW ( )
(LT BLU)
RLW ( ) (GRY)
Wire side of female terminals
Is there less than 450
YES Repair short to wire between the appropriate
wheel sensor ( ) and ( ) circuits.
NO Go to step 4.
4. Check for continuity between the appropriate
wheel sensor ( ) circuit terminal and other wheel
sensor ( ) circuit terminals (see table).
DTC Appropriate
Terminal
12 No. 11 :
FRW ( )
14 No. 9 :
FLW ( )
16 No. 23 :
RRW ( )
18 No. 21 :
RLW ( )
Is there continuity?
YES Repair short to wire between the appropriate
wheel sensor and the other wheel sensor.
NO Clear the DTC, and test-drive the vehicle. If
the ABS indicator comes on and the same DTC is
indicated, replace the ABS/TCS control unit.
19-114 19-114
Appropriate Terminal
( ) Side ( ) Side
No. 11 : No. 10 :
FRW ( ) FRW ( )
No. 9 : No. 8 :
FLW ( ) FLW ( )
No. 23 : No. 24 :
RRW ( ) RRW ( )
No. 21 : No. 22 :
RLW ( ) RLW ( )
FRW ( ) (GRN)
FRW ( )
(GRN/BLK)
RRW ( )
(BLU/YEL)
RRW ( )
(GRN/YEL)
?
Other Terminal
No. 9 : No. 23 : No. 21 :
FLW ( ) RRW ( ) RLW ( )
No. 11 : No. 23 : No. 21 :
FRW ( ) RRW ( ) RLW ( )
No. 11 : No. 9 : No. 21 :
FRW ( ) FLW ( ) RLW ( )
No. 11 : No. 9 : No. 23 :
FRW ( ) FLW ( ) RRW ( )
ABS DTC 21, 22, 23, 24:
1. Clear the DTC (see step 1 on page 19-83).
2. Test-drive the vehicle at 19 mph (30 km/h) or more.
Does the ABS indicator come on and are DT Cs 21,
22, 23 or 24 indicated?
YES Go to step 3.
NO The system is OK at this time.
3. Check the appropriate pulser gear for a chipped
tooth (see table).
DTC
21
22
23
24
Is the pulser OK ?
YES Check for loose ABS/TCS control unit
connectors. If necessary, substitute a known-good
ABS/TCS control unit, and recheck.
NO Replace the driveshaft or the hub unit
(Chipped tooth on pulser gear).
Pulser
Appropriate Pulser
Right-front
Left-front
Right-rear
Left-rear