P0697 Isuzu 5 Volt Reference 3 Circuit
Possible causes
– Shorted sensor
– Shorted circuit condition
– Faulty Engine Control Module (ECM)
– Shorted circuit condition
– Faulty Engine Control Module (ECM)
Symptoms
– Engine Light ON (or Service Engine Soon Warning Light)
P0697 Isuzu Description
The Engine Control Module (ECM) has detected an out of voltage range on the 5 volt reference circuit 3
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