Honda CR-V: System Description
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General Operation
The automatic transmission is a combination of a 3-element torque converter
and triple-shaft electronically controlled
unit which provides 5 speeds forward and 1 reverse. The entire unit is
position
Power Flow
P Position
Hydraulic pressure is not applied to the clutch. Power is not transmitted to
the countershaft. The countershaft is locked
by the park pawl, interlocking the park gear.
N Position
Engine po
Electronic Control System
Functional Diagram
The electronic control system consists of the powertrain control module (PCM),
sensors, and solenoid valves.
Shifting and lock-up are electronically controlled for comfortable dri
SEE MORE:
DTC U0028: F-CAN Malfunction (BUS-OFF
(PCM) )
NOTE: Before you troubleshoot, record all freeze data and any on-board
snapshot, and review the general troubleshooting information.
1. Turn the ignition switch ON (II).
2. Clear the DTC with the HDS.
3. Check for Temporary DTCs or DTCs with the HDS.
Is DTC U0028 indicated? YES-Update the PCM i
System Description
MICU Control Functions Index
The MICU (built into the under-dash fuse/relay box) is one of the B-CAN
components. The MICU controls many
systems related to the body controller area network, and also works as a gateway
to diagnose the other B-CAN circuits
with the HDS.
Refer to each system circuit d
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