P0613
PowertrainTransmissionhigh severityTCM Processor
What P0613 Means
The transmission control module detected an internal processor fault during self-testing. This may cause loss of proper transmission control.
Symptoms
- Harsh or erratic shifting
- Transmission warning light
- Limp mode activation
Common Causes
- Faulty TCM
- Internal processor error
- Poor power/ground to TCM
- Software corruption
Diagnostic Steps
- Scan for TCM codes
- Check TCM power and ground circuits
- Clear codes and retest for reset
- Reprogram or replace TCM
🔌 Don't have a code reader?
Any of these will read and clear this code — pick by how deep you want to go.
Budget handheld~$40
ANCEL AD410 →
No-phone-needed handheld — reads, clears, live data, freeze frame.
✓ ANCEL official store
Serious DIY~$100
BlueDriver Pro →
Enhanced codes (ABS, airbag, TPMS) plus repair reports.
SHOP FAVORITEShop-grade tablet~$300
Autel MaxiCOM MK808S →
Bidirectional tests, service resets, all systems.
✓ Autel official store
Pro diagnostics$1,500+
Autel MaxiSys MS906 Pro →
Full-system pro platform — topology mapping, ECU coding, the works.
✓ Autel official store
As an Amazon Associate and Autel/ANCEL partner, OLP earns from qualifying purchases — how we link. This never changes the specs we publish.
Community Confirmed Fixes
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