Diagnostic Test

With the scan tool, record and erase DTC's

Cycle the ignition from on to off.

Turn the ignition on.

With the scan tool, read DTC's.

Does the scan tool display: B211A-IGNITION RUN/ACC CONTROL CIRCUIT LOW? 

Yes 

1. Go To  2.

No 

1. 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.
2. Perform BODY VERIFICATION TEST .

Turn the ignition off.

Install a substitute relay in place of the original Ignition Run/ACC Delay Relay.

Cycle the ignition switch from off to on, leaving the ignition on for a minimum of 30 seconds.

With the scan tool, read the DTC's.

Does the scan tool display this DTC as active? 

Yes 

1. Go To  3.

No 

1. Replace the original Ignition Run/ACC Delay Relay.
2. Perform BODY VERIFICATION TEST .

Turn the ignition off.

Disconnect the Junction Block C2 connector (on top of junction block).

From the Relay cavity 85, measure the resistance to ground.

Is the resistance below 10K ohms? 

Yes 

1. Replace the Junction Block in accordance with Service Information.
2. Perform BODY VERIFICATION TEST .

No 

1. Go To  4.
2. Perform BODY VERIFICATION TEST .

Disconnect the Cluster C2 harness connector.

Measure the resistance between ground and the (F103) Ignition Run/ACC Relay Control circuit in the Cluster C2 connector.

Is the resistance below 10K ohms? 

Yes 

1. Repair the (F103) Ignition Run/ACC Relay Control circuit for a short to ground.
2. Perform BODY VERIFICATION TEST .

No 

1. Replace the Cluster in accordance with the service information.
2. Perform BODY VERIFICATION TEST .