TEST ACTION APPLICABILITY
3 Turn the ignition on.
With the DRB in HVAC, Monitor Display, PCI Bus Msgs, look for the following
messages and their displayed values (9A/C Hi Side Press: XX,99VIN Msg Pres:YES9).
Does the DRB display NO RESPONSE after the message?
All
Yes → Refer to symptom *No Response From PCM (PCI Bus) in the
Communication category.
Perform BODY VERIFICATION TEST - VER 1.
No → Replace the A/C - Heater Control Module in accordance with the
Service Information.
Perform BODY VERIFICATION TEST - VER 1.
223
HEATING & A/C
REFRIGERANT PRESSURE RX FAILURE (ACTIVE) — Continued
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