TM 5-3805-296-23-1
0061
Table 1. 0590 Communication Diagnostic Codes Continued.
061
CID FMI
TEST OR INSPECTION
CORRECTIVE ACTION
10. Install left frame access plate
0590-02 Engine Control
Module Incorrect Signal
(WP 0376).
11. If lowered, install crankcase guard
Continued
(WP 0374).
12. Troubleshooting complete.
NOTE
0590-09 Engine Control
Module Abnormal Update
Always inspect harness connectors that are involved in the circuit. Poor
Rate
connections can often be the cause of a problem in an electrical circuit.
Verify that all connections in the circuit are clean and secure and that all
connections are in good condition. If a problem with the connection is
found, correct the problem and verify that this malfunction or diagnostic
code is active before performing this procedure.
Perform open or short-circuit test at each harness connection to identify
the correct harness to replace.
Tag all wiring harnesses to aid in installation.
Perform this test only if condition is active.
DIAGNOSTIC CODE SET CONDITION
Engine ECM Fails to Communicate with Transmission/Chassis ECM for More
Than 5 Seconds.
POSSIBLE CAUSE
Circuit Breaker F14 Open.
Engine Interface Wiring Harness High Resistance, Open, or Shorted.
Main Cab Wiring Harness High Resistance, Open, or Shorted.
Fuse Panel Wiring Harness High Resistance, Open, or Shorted.
Basic Engine Wiring Harness Shorted.
Circuit Breaker Panel.
Engine ECM Software Incorrect or Requires Updating.
Engine ECM.
Transmission/Chassis ECM Software Incorrect or Requires Updating.
Transmission/Chassis ECM.
