Pinpoint Test N : P166A
- Normal Operation and Fault Conditions
REFER to: Engine - Overview .
DTC Fault Trigger Conditions
DTC Description Fault Trigger Condition PCM P166A:00 Restraints Deployment Communication Circuit: No Sub Type Information This DTC sets when the PCM detects an open or short in the IES circuit. Possible Sources
- BCM
- Wiring, terminals or connectors
- N1 DIAGNOSE THE CONCERN USING THE ENGINE CONTROLS ARTICLE
- Diagnose the concern using the Engine Controls article pinpoint test. Refer to Engine Controls - Pinpoint Test Index - (Except Diesel & Hybrid) .
Did the diagnosis in the Engine Controls article instruct to install a new BCM?
Yes Refer to BCM Guided Routine . No Concern was resolved using the Engine Controls article pinpoint test.