Diagnostic trouble code (DTC) information

Condition 

Diagnostic trouble code (DTC) ECM-530B is stored if a communication fault between the engine control module (ECM) and the transmission control module (TCM) is detected

Substitute Value 

none

Possible Source 

• communication problems in the CAN network
• defective transmission control module (TCM)
• defective engine control module (ECM).

Fault symptom[s] 

• No response from the accelerator pedal (AP).