P0690 - Electronic Control Module (ECM)/Powertrain Control Module (Pcm) Power Relay Sense Circuit High - DTC Chart

P0690 - ELECTRONIC CONTROL MODULE (ECM)/POWERTRAIN CONTROL MODULE (PCM) POWER RELAY SENSE CIRCUIT HIGH - DTC CHART

Description: This DTC sets when the voltage on the ISP-R and the INJPWRM or VPWR circuits do not correspond for a calibrated period of time.
Possible Causes: ISP-R circuit short to voltage VPWR circuit open INJPWRM circuit open Damaged fuel pump relay Damaged PCM power relay
Diagnostic Aids:
Application	Key On Engine Off	Key On Engine Running	Continuous Memory
All	GO to Pinpoint Test B .