TM 5-3805-296-23-1
0061
Table 1. 0590 Communication Diagnostic Codes.
0061
CID FMI
TEST OR INSPECTION
CORRECTIVE ACTION
NOTE
0590-02 Engine Control
Module Incorrect Signal
Always inspect harness connectors that are involved in the circuit. Poor
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 Has Intermittent Communication Failure with Transmission/
Chassis ECM.
POSSIBLE CAUSE
Engine Interface Wiring Harness High Resistance, Intermittent Open, or
Intermittent Short.
Main Cab Wiring Harness High Resistance, Intermittent Open, or
Intermittent Short.
Fuse Panel Wiring Harness High Resistance, Intermittent Open, or
Intermittent Short.
Circuit Breaker Panel.
Engine ECM.
