Honda Civic Service Manual page 288

DTC P0563: ECM Power Source Circuit
U nexpected Voltage
1 . R e s e t t h e E C I \ 4 { s e e p a g e l 1 - 4 } .
2. Turn the ignition switch OFF.
3. Wait 5 seconds.
4 . T u r n t h e i g n i t i o n s w i t c h O N { l l l .
ls DTC P0563 indicated?
YES Go to step 5.
NO-lntermiltent failure, system is OK at this time.
Check for poor connections or loose terminals at
t h e N o . 6 E C U ( E C M ) { 1 5 A ) f u s e i n t h e u n d e r - h o o d
fuse/relay box and at the ECM.I
Turn the ignition switch OFF.
Disconnect ECI\4 connector E {31P).
T u r n t h e i g n i t i o n s w i t c h O N ( l l ) .
lvleasure voltage between ECM connector terminal
E7 and body ground.
6 .
7 .
8 .
ECM CONNECTOR E {31P}
Wire side ol remale terminals
ls there battery voltage?
YES Go to step 12.
NO Go to step 9.
MRLY
9 .
1 0 .
Remove the glove box (see page 20-63).
Remove the PGM-FI main relay 1 (A7.
Check for continuity between ECM connector
terminal E7 and body ground.
ECM CONNECTOR E 131P)
MRLY
{RED/YEL)
Wire side of {emale terminals
ls there continuity?
YES-Repair short in the wire between the ECM
{ E 7 ) a n d t h e P G M - F l m a i n r e l a y 1 , I
N O R e p l a c e t h e P G M - F l m a i n r e l a y 1 . 1
Turn the ignition suitch OFF.
R e c o n n e c t E C M c o n n e c t o r E ( 3 1 P ) .
1 1 .
t t .
'13.
( c o n l ' d )
1 1 - 8 1