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Code

P0700

Transmission

Transmission control system malfunction

The transmission controller has stored a fault. Read the sub-codes to go further.

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Most likely causes

Transmission internal fault
Faulty TCM
Low transmission fluid

Symptoms you may notice

Transmission warning light
Harsh shifting
Limp mode

Checks to run

Read TCM fault codes
Check transmission fluid level and condition

Tools you may need

OBD-II scanner Dipstick / fluid level check

Always diagnose before replacing. Codes share symptoms; confirm the cause with measurements before buying parts.

Related codes in Transmission

Transmission range sensor (PRNDL) circuit malfunction

Output shaft speed sensor circuit malfunction

Incorrect gear ratio

Torque converter clutch circuit stuck off

Pressure control solenoid A electrical malfunction

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