Honda ACCORD HYBRID 2005 Service Manual page 399

DTC P2228: BARO Sensor Circuit Low Voltage
1. Turn the ignition switch ON (II).
2. Check the BARO SENSOR in the DATA LIST w i t h
the HDS.
Is about 53 kPa (15.6 in.Hg, 397 mmHg), or 1.58 V,
or less indicated?
Y E S — G o t o step 3.
NO—Intermittent failure, system is OK at this
t i m e . H
3. Update the PCM if it does not have the latest
software, or substitute a k n o w n - g o o d PCM
(see page 11-6).
4. Check for T e m p o r a r y DTCs or DTCs w i t h the HDS.
Are any Temporary DTCs or DTCs indicated?
Y E S - l f DTC P2228 is indicated, check for poor
connections or loose terminals at the PCM, then go
to step 1. If any other T e m p o r a r y DTCs or DTCs are
indicated, go to the indicated D T C s
t r o u b l e s h o o t i n g .
NO—If the PCM was updated, t r o u b l e s h o o t i n g is
complete. If the PCM was substituted, replace the
original PCM (see page 11-219). •
DTC P2229: BARO Sensor Circuit High
Voltage
1. Turn the ignition switch ON (II).
2. Check the BARO SENSOR in the DATA LIST w i t h
the HDS.
Is about 160 kPa (47.2 in.Hg, 1,200 mmHg), or
4.5 V, or more indicated?
Y E S — G o t o step 3.
NO—Intermittent failure, system is OK at this
t i m e . B
3. Update the PCM if it does not have the latest
software, or substitute a k n o w n - g o o d PCM
(see page 11-6).
4. Check for T e m p o r a r y DTCs or DTCs w i t h the HDS.
Are any Temporary DTCs or DTCs indicated?
Y E S — I f DTC P2229 is indicated, check for poor
connections or loose terminals at the PCM, then go
to step 1. If any other T e m p o r a r y DTCs or DTCs are
indicated, go to the indicated D T C s
t r o u b l e s h o o t i n g .
NO—If the PCM was updated, t r o u b l e s h o o t i n g is
complete. If the PCM w a s substituted, replace the
original PCM (see page 11-219). •
11-159