P1621,P1622
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900
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1994
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2. Engine
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Motronic 2.10.2
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Fault diagnosis on the basis of diagnostic trouble codes
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P1621,P1622
Read the instructions below then
start the fault diagnostic procedure
.
Symptom: No A/C function.
P1621 , P1622
A/C relay, output from control module low/high, no continuity or shorting to ground/batt+.
Fault symptom
No A/C function.
Condition
No continuity or shorting to ground/batt+ in the circuit to pin 33.