Honda ACCORD HYBRID 2005 Service Manual page 435

DTC U1101: F-CAN Malfunction (Engine
Mount Control Unit-PCM)
NOTE: If DTC U0073 is stored at the same t i m e as DTC
U1101, troubleshoot DTC U0073 first, then recheck for
D T C U 1 1 0 1 .
1. Turn the ignition switch ON (II).
2. Clear the DTC w i t h the HDS.
3. Check for Temporary DTCs or DTCs w i t h the HDS.
Is DTC U1101 indicated?
Y E S — G o to step 4.
NO—Intermittent failure, system is OK at this time.
Check for poor connections or loose terminals at
the gauge control module, the engine mount
control unit, and the PCM. •
4. Check for Temporary DTCs or DTCs w i t h the HDS.
Is DTC P15AB indicated?
Y E S — G o t o step 5.
NO—Go to step 8.
5. Turn the ignition switch OFF.
6. Disconnect the engine mount control unit 20P
connector.
7. Check for continuity between engine mount control
unit 20P connector terminals No. 5 and No. 17.
ENGINE MOUNT CONTROL UNIT 20P CONNECTOR
CANH (WHT)
1 2 3 4
i — i
5 6
/
8 9
10 11 12
/
14 15 16 17
/ / 20
CANL (RED)
Wire side of female terminals
Is there continuity?
Y E S — S u b s t i t u t e a known-good engine mount
control unit, then go to step 14 and recheck. If no
DTCs are indicated, replace the original engine
m o u n t control unit, then go to step 14.
NO—Repair open in the wire between the engine
m o u n t control unit (No. 5 (No. 17)*) and the PCM
(E15 (E26)*), then g o t o step 14.
* : CANL line
8. Check for a poor connection at engine mount
control unit 20P connector.
Is the connection OK?
Y E S — G o t o step 9.
NO—Repair the poor connection at the engine
m o u n t control unit 20P connector, then go to
step 14.
(cont'd)
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