# P0601 — Generic Powertrain — Computer Output / Network

> ClearTheCode diagnostic code reference (not OEM service data).

Source: https://clearthecode.com/codes/P0601

**System:** Powertrain · Computer Output / Network

**Severity:** moderate

## Description

PCM/TCM output circuit or communication fault. Inspect power, ground, and CAN bus integrity.

## Diagnostic snapshot

- **Difficulty:** 6/10 — Intermediate diagnostics
- **Est. repair cost:** $120 – $450

## Diagnostic workflow

1. Confirm P0601 with a live scan — note pending vs stored and freeze frame data.
2. Inspect wiring/connectors and related sensors before replacing modules.
3. Clear codes and road-test; re-scan after two drive cycles if the monitor must set.