Honda ACCORD HYBRID 2005 Service Manual page 371

DTC P0558: Brake Booster Pressure Sensor
Circuit High Voltage
1. Turn the ignition switch ON (II).
2. Check the BBP SENSOR in the DATA LIST w i t h the
HDS.
Is there about 4.9 V or more?
Y E S — G o t o step 3.
NO—Intermittent failure, system is OK at this t i m e .
Check for poor connections or loose terminals at
the brake booster pressure sensor and the PCM. •
3. Turn the ignition switch OFF.
4. Disconnect the brake booster pressure sensor 3P
connector.
5. Connect brake booster pressure sensor 3P
connector terminals No. 2 and No. 3 w i t h a j u m p e r
w i r e .
B R A K E B O O S T E R P R E S S U R E S E N S O R 3P C O N N E C T O R
S G 2 (GRN/BLK) MPMON (WHT/RED)
J U M P E R WIRE
W i r e side of female t e r m i n a l s
6. Turn the ignition switch ON (II).
7. Check the BBP SENSOR in the DATA LIST w i t h the
HDS.
Is there about 4.9 V or more?
Y E S — G o t o step 8.
N O — G o t o step 19.
8. Remove the j u m p e r w i r e f r o m brake booster
pressure sensor 3P connector.
9. Measure voltage between brake booster pressure
sensor 3P connector terminals No. 1 and No. 2.
B R A K E B O O S T E R P R E S S U R E S E N S O R 3P C O N N E C T O R
V C C 2 ( Y E L / G R N ) S G 2 (GRN/BLK)
W i r e side of f e m a l e t e r m i n a l s
Is there about 5 V?
Y E S — G o t o step 15.
NO—Go to step 10.
10. Turn the ignition switch OFF.
11. J u m p the SCS line w i t h the HDS.
12. Disconnect PCM connector C (22P).
13. Connect brake booster pressure sensor 3P
connector terminal No. 2 to body g r o u n d w i t h a
j u m p e r w i r e .
B R A K E B O O S T E R P R E S S U R E S E N S O R 3P C O N N E C T O R
S G 2 (GRN/BLK)
J U M P E R WIRE
Wire side of f e m a l e t e r m i n a l s
(cont'd)
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