PORSCHE · 2020-02-25
Instructions for correcting a check engine light with fault P138800 on Macan models. Remedy is to reprogram the engine electronics with software 38.600.020 or higher.
P1388 · Manufacturer communications
A listed vehicle is a research lead. Confirm the engine, production range and software in the manufacturer's information.
P1388 ← What does this code mean?4 Results
VOLKSWAGEN · 2012-10-02
Technical Bulletin (Update Programming MIL ON DTCs P0606, P1388 and or P2201 Stored in ECM Fault Memory): MIL ON with NOx Sensor fault P2201 and/or Engine Control Module faults P1388, P0606 are stored in fault memory. Due to NOx sensor diagnostic strategy and ECM monitoring to being too sensitive. The production solution to this issue was Improved ECM software with revised diagnostic and monitoring strategies being implemented into production. This document discusses the "Fault Codes" necessary to diagnosis, and potential remedy of the issue. The fault codes for checking warranty coverage for servicing the vehicle are also available.
AUDI · 2007-03-30
MIL ON - DTC P1388 STORED IN ECM (INTERNAL CONTROL MODULE DRIVE BY WIRE ERROR). *KB
JAGUAR · 2002-07-01
MALFUNCTION INDICATOR LAMP ILLUMINATED 3.0 L V6 FALSE FLAGGING OF DIAGNOSTIC TROUBLE CODE P1383 OR P1388 REPROGRAM POWERTRAIN CONTROL MODULE. *EH