B2122-IGNITION RUN CONTROL CIRCUIT LOW

For a complete wiring diagram Refer to Section 8W.

When Monitored:
Continuously
Set Condition:
When the Cluster senses a low 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 LOW

JUNCTION BLOCK

INSTRUMENT CLUSTER

1.TEST FOR INTERMITTENT CONDITION

Does the scan tool display: B2122-IGNITION RUN CONTROL CIRCUIT LOW?

Yes

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

Is the resistance below 1000.0 ohms?

No

Replace the Instrument Cluster in accordance with Service Information.
Perform BODY VERIFICATION TEST - VER 1. (Refer to 8 - ELECTRICAL/ELECTRONIC CONTROL MODULES - STANDARD PROCEDURE)

Yes

3.(F102) IGNITION RUN RELAY CONTROL CIRCUIT SHORT TO GROUND

Is the resistance below 1000.0 ohms?

Yes

Repair the (F102) Ignition Run Relay Control circuit for a short to ground.
Perform BODY VERIFICATION TEST - VER 1. (Refer to 8 - ELECTRICAL/ELECTRONIC CONTROL MODULES - STANDARD PROCEDURE)

Replace the Junction Block in accordance with Service Information.
Perform BODY VERIFICATION TEST - VER 1. (Refer to 8 - ELECTRICAL/ELECTRONIC CONTROL MODULES - STANDARD PROCEDURE)