manual transmission AUDI A8 1996 D2 / 1.G ATQ Engine Check DTC Memory And Erase DTC Memory Workshop Manual

01-53

DTC
DTC text
Corrective action
SAE
VAG


P1386 17794 Control module faulty
- Replace Engine Control Module (ECM) Page 24
-21
P1612 18020 Engine Control Module (ECM)
incorrectly coded
1) - Code Engine Control Module (ECM) Page 01
-71
P1624 18032 Request for warning lamp on active
7)
Repair Manual, Automatic Transmission On Board Diagnostic
(OBD), Repair Group 01; On Board Diagnostic (OBD) - Exhaust related malfunction of Transmission Control Module
(TCM)
- Check DTC memory of Transmission Control Module (TCM)
P1626 18034 Powertrain databus
Missing message from Transmission
Control Module (TCM)
1) - Check data transfer of Engine Control Module (ECM) and other
CAN capable control modules Page 24
-192

1) For these malfunctions, ECM does not switch on the Malfunction Indicator Lamp (MIL) unless malfunction is recognized
again after another engine start. Meaning of Malfunction Indicator Lamp (MIL) Page 01
-3 .
7) The Transmission Control Module (TCM) recognized a malfunction that worsens engine emissions. The Transmission
Control Module (TCM) sends the DTC to the Engine Control Module (ECM), which then switches on the Malfunction Indicator
Lamp (MIL). Meaning of Malfunction Indicator Lamp (MIL) Page 01
-3 . The message P1624 is simultaneously stored in the
Engine Control Module (ECM) as evidence that the Malfunction Indicator Lamp (MIL) was not switched on due to an engine
problem but rather a transmission problem.
Pa
ge 49 of 52 Check DTC Memor
y (function 02
) and Erase DTC Memor
y (function 05
)
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