Honda ACCORD HYBRID 2005 Service Manual page 465

DTC P0123: TP Sensor A Circuit High Voltage
1. Turn the ignition switch ON (il).
2. Clear the DTC w i t h the HDS.
3. Check TP SENSOR A in the DATA LIST w i t h the
HDS.
Is there about 4.8 V or more?
Y E S —Go to step 4.
NO—Intermittent failure, system is OK at this time.
Check for poor connections or loose terminals at
the throttle body and the throttle actuator control
m o d u l e . •
4. Check for Temporary DTCs or DTCs w i t h the HDS.
Are DTC P0123 and P0223 indicated at the same
time?
Y E S - G o t o step 11.
N O — G o t o step 5.
5. Measure voltage between throttle body 6P
connector terminal No. 1 and body g r o u n d .
THROTTLE BODY 6P CONNECTOR
1 2 3 4 5 6
T P S A (RED/BLK)
Wire side of female terminals
Is there about 5 V?
Y E S —Go to step 16.
N O — G o t o step 6.
6. Turn the ignition switch OFF.
7. Disconnect the throttle actuator control module 16P
connector (see page 11-265).
8. Disconnect the throttle body 6P connector.
9. Connect throttle body 6P connector terminal No. 1
to body ground with a j u m p e r wire.
THROTTLE BODY 6P CONNECTOR
1 2 3 4 5 6
J U M P E R WIRE TPSA (RED/BLK)
Wire side of female terminals
(cont'd)
11-225