B2123-IGNITION RUN CONTROL CIRCUIT HIGH
For a complete wiring diagram Refer to Section 8W.
- When Monitored:
Continuously.
- Set Condition:
When the Cluster senses a high condition on the (F102) Ignition Run Relay Control circuit for over 10 seconds, this code will set.
| Possible Causes |
| (F102) IGNITION RUN RELAY CONTROL CIRCUIT SHORT TO BATTERY |
| JUNCTION BLOCK |
| INSTRUMENT CLUSTER |
Diagnostic Test
1.TEST FOR INTERMITTENT CONDITIONDoes the scan tool display: B2123-IGNITION RUN CONTROL CIRCUIT HIGH?
Yes
- Go To 2
No
- The conditions that caused this code to set are not present at this time. Using the wiring diagram/schematic as a guide, inspect the wiring and connectors.
- Perform BODY VERIFICATION TEST - VER 1. (Refer to 8 - ELECTRICAL/ELECTRONIC CONTROL MODULES - STANDARD PROCEDURE)
2.IGNITION RUN RELAY SHORTED TO BATTERY
Did the relay actuate?
Yes
- Replace the Instrument Cluster in accordance with Service Information.
- Perform BODY VERIFICATION TEST - VER 1. (Refer to 8 - ELECTRICAL/ELECTRONIC CONTROL MODULES - STANDARD PROCEDURE)
No
- Go To 3
3.(F102) IGNITION RUN RELAY CONTROL CIRCUIT SHORTED TO BATTERY
Is there any voltage present?
Yes
- Repair the (F102) Ignition Run Relay Control circuit for a short to voltage.
- Perform BODY VERIFICATION TEST - VER 1. (Refer to 8 - ELECTRICAL/ELECTRONIC CONTROL MODULES - STANDARD PROCEDURE)
No
- Replace the Junction Block in accordance with Service Information.
- Perform BODY VERIFICATION TEST - VER 1. (Refer to 8 - ELECTRICAL/ELECTRONIC CONTROL MODULES - STANDARD PROCEDURE)