There was a technical bulletin on engine coolant temp sensor that could be yout trouble .
Vehicle VAUXHALL / Zafira 1.8i / 09/2000 - 06/2005 / MPV
Country of manufacture GB
Cubic capacity/Power 1.8 / 92 kW
Motor tag Z 18 XE
RB key VAU 378
Known fixes and bulletins
Bulletin
Driveability
Electrical
Engine management
Affected vehicles
Corsa-C, 2001-02.
Astra-G, 1998-02.
Vectra-B, 1998-02.
Vectra-C, 2002-04.
Zafira, 1999-02.
Problem
Engine jerks while driving.
Engine stalls while idling.
Poor starting.
Cause
Engine coolant temperature (ECT) sensor harness multi-plug failing due to
vibration.
Remedy
Replace ECT sensor harness and multi-plug.
Replace ECT sensor.
Parts
Description Part number Catalogue number Quantity
Heatshrink sleeve kit 90543865 12 86 663 1
Harness 90543875 12 86 666 1
Adaptor kit 93174557 62 86 420 1
ECT sensor - 1,4/1,6 93174208 62 38 266 1
ECT sensor - 1,8 12992783
Posted Feb 13, 2014 (10 years ago)