Honda ACCORD HYBRID 2005 Service Manual page 1417

T C S I n d i c a t o r C i r c u i t T r o u b l e s h o o t i n g
TCS indicator does not come on
1. Turn the ignition switch ON (II), and watch the TCS
indicator.
Does the TCS indicator come on for several
seconds?
Y E S — T h e system is OK at this t i m e . •
N O — G o t o step 2.
2. Do the gauge control m o d u l e self-diagnostic
function procedure (see page 22-226).
Is the gauge control module OK?
Y E S — G o t o step 3.
NO—Replace the gauge control module (see page
22-235). •
3. Turn the ignition switch OFF.
4. Substitute a known-good ABS/TCS modulator-
control unit.
5. Turn the ignition switch ON (II).
Does the TCS indicator come on?
Y E S — R e p l a c e the ABS/TCS modulator-control unit
(see page 19-79). •
NO—Check for loose terminals in the gauge control
m o d u l e connectors. If connections are g o o d ,
replace the gauge control m o d u l e . •
TCS indicator does not go off, and no DTCs
are stored
1. Check the No. 18 (40 A) fuse in the under-hood
fuse/relay box.
Is the fuse OK?
Y E S — R e i n s t a l l the fuse, and go to step 2.
NO—Replace the fuse, and recheck. If the fuse is
b l o w n , check for a short to body g r o u n d in this fuse
circuit. If the circuit is OK, replace the ABS/TCS
modulator-control u n i t . B
2. Check the No. 18 (15 A) fuse in the under-dash fuse/
relay box.
Is the fuse OK ?
YES—Reinstall the fuse, and go to step 3.
NO—Replace the fuse, and recheck. If the fuse is
b l o w n , check for a short to body g r o u n d in this fuse
circuit. If the circuit is OK, replace the ABS/TCS
modulator-control unit (see page 19-79). •
3. Turn the ignition switch OFF.
4. Disconnect the ABS/TCS control unit 47P connector.
5. Measure the voltage between the ABS/TCS control
unit 47P connector terminal No. 1 and body ground.
ABS/TCS CONTROL UNIT 47P CONNECTOR
~I+B-FSR(WHT)
16
— 1 7 | 1 8 | / | 2 0 | / | / | / | / | / | / | / M / " | 3 0 | /
16
32
\/VWV\™VVVVVVVV\
47
Wire side of female terminals
Is there battery voltage?
Y E S — G o t o step 6.
NO—Repair open in the w i r e between the No. 18
(40 A) fuse in the under-hood fuse/relay box and
the ABS/TCS modulator-control u n i t . B
(cont'd)
19-73