P070D — Transmission Fluid Level Sensor Circuit High

What Does P070D Mean?

P070D is a diagnostic trouble code indicating: Transmission Fluid Level Sensor Circuit High. This code relates to the transmission system. The vehicle's computer detected a condition outside normal operating parameters and stored this code.

Symptoms of P070D

⚠️ Check Engine Light (MIL) illuminated
⚠️ Transmission Fluid Level Sensor reading stuck at maximum value
⚠️ Related system operating erratically or in default mode
⚠️ Harsh or delayed shifting

Common Causes

🔍 Short to voltage in Transmission Fluid Level Sensor wiring harness
🔍 Corroded or water-damaged Transmission Fluid Level Sensor connector
🔍 Faulty Transmission Fluid Level Sensor outputting maximum voltage
🔍 Damaged wiring rubbing against metal components
🔍 ECM/PCM internal fault (rare)

Frequently Asked Questions

What does P070D mean?

P070D indicates: Transmission Fluid Level Sensor Circuit High. The vehicle's computer has detected that the Transmission Fluid Level Sensor is not operating within its expected parameters and stored this diagnostic trouble code.

Can I drive with code P070D?

Only short distances if absolutely necessary. P070D affects a critical system and should be diagnosed within a few days to avoid further damage.

How much does it cost to fix P070D?

Repair costs for P070D typically range from $20 to $500, depending on the root cause. Simple wiring or connector repairs are on the lower end, while component replacement costs more. A proper diagnosis ($80–$150 at most shops) will identify the exact cause before committing to expensive parts.

What To Do Next

Possible Fixes

🔧 Inspect and repair Transmission Fluid Level Sensor wiring for short to voltage
🔧 Clean or replace corroded Transmission Fluid Level Sensor connector
🔧 Replace faulty Transmission Fluid Level Sensor

1
Find your vehicle above
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2
Check for recalls
Go to nhtsa.gov/recalls and enter your VIN. Free repairs if covered.
3
Get a professional diagnosis
A code alone doesn't identify the exact failed part. A diagnostic ($50–$150) pinpoints the root cause.

P070D: Transmission Fluid Level Sensor Circuit High