Condition for fault identification

Test condition:

The fault is recognized when the electric water pump fails to respond to BSD bus messages from the DME.

Potential problem source(s):

• Defect in wiring harness to water pump
• Communications problem on BSD bus
• Defective water pump

Terminal condition: Terminal 15

Voltage condition:

• Onboard electrical system voltage between 9 V and 16 V

Temperature condition:

• None

Time condition:

• None

Other conditions:

• Engine on
• No BSD fault