1626

Possible Causes

• •CAN Tx error (120 packets lost within 1 second)
• •ECM broadcasts 120 packets to the network that are not received within a one second time period
• •CAN devices not powered or properly grounded
• •CAN1 network not properly terminated
• •CAN1 wire routing interference from noise sources (ignition coils, spark plug coil wires, etc.)
• •Short circuit in CAN1 (+) and (-) wires

Suggested Actions

1. 1Verify that all CAN devices are powered and properly grounded
2. 2Verify that the CAN1 network is properly terminated
3. 3Check CAN1 wire routing with respect to noise sources (ignition coils, spark plug coil wires, etc.) and shield if necessary
4. 4Check CAN1 (+) and ( - ) wires for short circuits

Related Power Solutions International, Inc. Fault Codes