U0338moderate severityNetwork
Lost Communication With Multi-Axle Suspension Control Module
on 1997 Isuzu Hombre 2.2L I4 · RWD
What this code means
The vehicle network has lost communication with the multi-axle suspension control module. This can affect ride height and load leveling functions.
Symptoms
- Suspension warning light on
- Ride height incorrect
- Rough or uneven ride
Common causes
- Faulty suspension control module
- Wiring or connector fault on CAN bus
- Blown module fuse or bad ground
- Corroded module connectors
Diagnostic steps
- Scan all modules for communication codes
- Check power and ground at the module
- Inspect CAN wiring for the module
- Test module data on the network
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Other Network codes on this vehicle
U0001
High Speed CAN Communication Bus
U0002
High Speed CAN Communication Bus Performance
U0003
High Speed CAN Communication Bus (+) Open
U0004
High Speed CAN Communication Bus (+) Low
U0005
High Speed CAN Communication Bus (+) High
U0006
High Speed CAN Communication Bus (-) Open
U0007
High Speed CAN Communication Bus (-) Low
U0008
High Speed CAN Communication Bus (-) High
U0009
High Speed CAN Communication Bus Shorted Together
U0010
Medium Speed CAN Communication Bus