Electric/Auxiliary Transmission Fluid Pump A Hydraulic Leakage

Where it lives

For P0B0C, start at the pump the description names.

Check these first

• Worn seals in the auxiliary transmission fluid pump A
• A loose or damaged pump to transmission connection
• A blocked transmission fluid line
• Low transmission fluid level
• A cracked pump housing

What to do next

1. Check transmission fluid level and look for leaks
2. Inspect the pump A seals and housing for leaks
3. Check the pump A to transmission connections for looseness
4. Inspect the transmission fluid lines for blockages
5. Replace the auxiliary transmission fluid pump A if it keeps leaking
6. Clear the code and retest

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