[ECM] Knock Retard Cyl.3

Signal definition and scope

Brand context

GAC

Display unit

°

Signal kind

numeric

Source signal reference

14400005, 14405005, 14410005, 14415003, 14650005, 15270005, 16170008

Short label

[ECM] Knock Retard Cyl.3

Library state

Decoded definition available; vehicle response not established

Source revisions

legacy-owner-2026-10-02-v59, legacy-owner-2026-10-09-v81

Enhanced or private PID means a manufacturer-specific signal reference. It does not mean a paid PID. Request commands and decoding formulas are not needed to read this explanation and are not published here.

Which vehicle profiles list this signal?

7 connection profiles list this signal concept. Check the definition variants below for the exact profile relationships; matching display names do not make request or decoder variants interchangeable.

• GN8 (2019/07-2020/06)GAC · 2019–2020
• GN8 (-2020.07)GAC · 2020–2020
• GS3 Shadow Speed / GS3 Yingsu (2023-n.d.)GAC · 2023–onward
• GS5 (2019-)GAC · 2019–onward
• GS8 (-2019/07)GAC · 2019–2019
• GS8 Gen.2 (2021-n.d.)GAC · 2021–onward
• GS8/GS8S (2019/08-)GAC · 2019–2019

How should I interpret a value?

Use the exact vehicle profile and confirm the returned module and unit. An unavailable response is not zero. This reference does not supply a universal normal range or infer a failed component.

Definition variants and exact profile relationships

Entries sharing a label and unit can use different requests or decoders. The following variants are retained separately; they are not interchangeable.