P0231

FUEL PUMP (FP) PRIMARY OR SECONDARY CIRCUIT

Detection Condition/Possible Cause (Part 1):

Detection Condition/Possible Cause (Part 2):

Step 1-Step 3:

Step 4-Step 7:

Step 8-Step 12:

Step 13-Step 17:

Step 18-Step 21:

Step 22:

Step 23-Step 24: