DTC 2-4-2
Diagnostic trouble code (DTC) information
Condition
Location Of Components, Timer Type 4:
Diagnostic trouble code (DTC) 2-4-2 is stored if the timer registers that the signal at output 3 is low.
Substitute value
None.
Possible source
- Control signal cable to the electrical heater short-circuited to ground.
Fault symptom[s]
- Missing engine block heater function.