Field Remedy: 2248

Subject: Engine Z19DT/L/H - SVS on, Trouble code P2452(58), DPF sensor hose malfunction set

Models:
Zafira-B 2007...,Astra-H 2007...,Vectra-C 2007...,Signum 2007...

Complaint: Customer complaint about SVS flagged up and power low. Investigation revealed that DTC: P2452(58) was locked.

Cause: Problem caused by a ECU software bug.

Production: .

Remedy:
In case of customer complaint perform SPS programming with the latest

TIS2web version.
Check tube from DPF to DPF sensor visually. Furthermore check tube
for leak proofness by using special tool KM-667.
Note:
The differential pressure sensor does not need to be replaced!