P0700
Medium SeverityTransmission Control System
Transmission System
P0700 — Instant Answer
Transmission Control System
Severity: MEDIUM SEVERITY
Meaning: The TCM (Transmission Control Module) has detected a fault and sent a message to the ECM. This is a general indicator that transmission-specific codes are stored.
Safe to drive? Usually yes with caution, but confirm root cause before long trips.
Estimated repair cost: $50 - $1,000
Most common causes:
- 1. Transmission solenoid failure (35-45% of cases)
- 2. Low transmission fluid (35-45% of cases)
- 3. Wiring issue to transmission (10-25% of cases)
- 4. TCM failure (10-25% of cases)
Symptoms
- ⚠️Check engine light
- ⚠️Transmission warning light
- ⚠️Harsh or delayed shifting
- ⚠️Limp mode
Related Symptoms
Common Causes
How to Diagnose P0700
- 1Check transmission fluid level and condition
- 2Scan for transmission-specific codes (P07xx)
- 3Check wiring to transmission
- 4Service transmission if fluid is dark
OEM Procedures for P0700
P0700 affects the Transmission. Found 1,512 OEM service manual procedures.
00 Complete Transmission - 23 00 036 Installing replacement transmission (GS6-37BZ/DZ)
00 Complete Transmission - 23 00 036 Installing replacement transmission (GS6-37BZ/DZ)
00 Complete Transmission - 23 00 036 Installing replacement transmission (GS6-37BZ/DZ)
00 Complete Transmission - 23 00 036 Installing replacement transmission (GS6-37BZ/DZ)
00 Complete Transmission - 23 00 036 Installing replacement transmission (GS6-37BZ/DZ)
00 Complete Transmission - 23 00 036 Installing replacement transmission (GS6-37BZ/DZ)
00 Complete Transmission - 23 00 037 Installing Replacement Transmission (GS6-53BZ/DZ)
00 Complete Transmission - 23 00 037 Installing Replacement Transmission (GS6-53BZ/DZ)
Showing 8 of 1,512 procedures
OEM Diagnostic Flowchart
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Parts & Tools for This Job
Common parts shoppers buy for P0700 Transmission Control System.
Transmission Fluid
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Transmission Filter
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Shift Solenoid
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Torque Converter
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OBD2 scanner
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Check SpecificationsBattery tester
Check cranking and charging health before replacing expensive parts.
A weak battery can mimic alternator or starter problems.
Check SpecificationsMultimeter kit
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A meter is the cheapest way to rule out a bad circuit fast.
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Related Resources
Repair guides, symptom pages, and wiring diagrams related to P0700.
OEM Manual Evidence
Browse →35 Gearbox Warning Light On (DTCS P179E00, P179F00, P0700, P060A) (GROUP 35, NO. 16-22) — 2013 Audi RS 5 Service Manual ~ LEMON Manuals LEM...
35 Gearbox Warning Light On (DTCS P179E00, P179F00, P0700, P060A) (GROUP 35, NO. 16-22) — 2013 Audi RS 5 Service Manual ~ LEMON Manuals LEM...
35 Gearbox Warning Light On (DTCS P179E00, P179F00, P0700, P060A) (GROUP 35, NO. 16-22) — 2013 Audi S4 Premium Plus, Automatic DCT Trans Se...
35 Gearbox Warning Light On (DTCS P179E00, P179F00, P0700, P060A) (GROUP 35, NO. 16-22) — 2013 Audi S4 Premium Plus, Automatic DCT Trans Se...
Exact Repair Workflows
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Open the exact repair flow most commonly associated with P0700 on this vehicle.
Open the exact repair flow most commonly associated with P0700 on this vehicle.
Open the exact repair flow most commonly associated with P0700 on this vehicle.
Open the exact repair flow most commonly associated with P0700 on this vehicle.
Open the exact repair flow most commonly associated with P0700 on this vehicle.
Related Symptoms
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Open the exact vehicle hub grounded by OEM manual evidence related to P0700.
Open the exact vehicle hub grounded by OEM manual evidence related to P0700.
Open the exact vehicle hub for a repair workflow commonly associated with P0700.
Related Codes
Frequently Asked Questions
- Is P0700 always a transmission problem?
- P0700 itself just means the TCM flagged an issue. Scan specifically for transmission codes (P07xx) to identify the actual problem.
- Can low fluid cause P0700?
- Yes — low or degraded transmission fluid is one of the most common causes. Check fluid level and condition first.
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Author & Review
Published by AllOEMManuals, founded by Lyndon Bedford, an automotive technician with 20 years of experience. He owned and operated a mechanic shop in Hurst, Texas from 2014 to 2022 and continues hands-on repair work.
Content may combine manual references, general repair templates, and AI-assisted drafting. Confirm the source, vehicle configuration, and applicability before working. Report corrections through our contact page.
Last updated: 2026-10-29