Trouble Code Conditions
5-3-5 IGNITION DISCHARGE MODULE GROUP ETrouble Code Conditions
- Diagnostic trouble code (DTC) EFI-535 Ignition discharge module (IDM) group E is stored if the engine control module (ECM) registers a fault in the A/C relay or pulsed secondary air injection system (PAIR) pump relay circuits.
Substitute value(s)
- The ignition discharge module is shut off until the fault has disappeared.
Possible source(s)
- Short-circuit to supply voltage in A/C relay signal cable.
- Defective A/C relay.
Fault symptom(s)
- A/C does not work, depending on fault source
Other Diagnostic Trouble Codes
- Read off other diagnostic trouble codes.
- Is diagnostic trouble code EFI-445 stored?
Yes:
^ See: Code EFI-445 Pulsed Secondary Air Injection System Pump Signal
No:
^ Proceed to test step below.
Other DTCs and Status Messages
Status message
- Select one of the following options to continue:
Alternative 1:
- Refer to: Faulty Signal.
Alternative 2:
- Refer to: Faulty Signal. Intermittent Fault.