Vauxhall Workshop Service and Repair Manuals

DTC P1700

Diagnostic Instructions

DTC Descriptor

Circuit/System Description

This DTC indicates the transmission control module (TCM) has set an emission related transmission DTC. The engine control module (ECM) receives the TCM information over the serial data circuit. The ECM illuminates the malfunction indicator lamp (MIL) or the service vehicle soon (SVS) when the TCM sends a message over the serial data circuit requesting MIL or SVS illumination. The DTC information for the ECM will only display DTC P1700, but the freeze frame/failure records data may display the transmission DTC that set.

Conditions for Running the DTC

The ignition is ON.

Conditions for Setting the DTC

The TCM is requesting MIL or SVS illumination.

Action Taken When the DTC Sets

DTC P1700 is a Type A DTC.

Conditions for Clearing the DTC

DTC P1700 is a Type A DTC.

Reference Information

Schematic Reference

Engine Controls Schematics

Connector End View Reference

Component Connector End Views

Electrical Information Reference

Description and Operation

Engine Control Module Description

DTC Type Reference

Powertrain Diagnostic Trouble Code (DTC) Type Definitions

Scan Tool Reference

Control Module References for scan tool information

Circuit/System Verification

Note:  Correct any Engine Controls DTCs before diagnosing TCM DTCs.

DTC P1700 is an informational DTC. If there are no Engine Controls DTCs, refer to Diagnostic Trouble Code (DTC) List - Vehicle for diagnosis of TCM DTCs.