Contents Wiring diagrams Section: Multitimer All sections

Main Test Opel Vectra B

A, Main Check Diagnosis

A, Main check diagnosis
TestWork order descriptionNominal value
T01Complaint
Record customer's complaint
Yes: T02No: -
T02Visual check
Check fuses FV3 Engine compartment positive distribution F22 and F29 fuse boxesno complaint
Yes: T03No: E01
T03Check multitimer voltage supply
Disconnect wiring harness plug from multitimer U25
Measure voltage of multitimer wiring harness plug U25/terminal 31 to groundgreater than 11.5 V
Yes: T04No: E02
T04Check multitimer voltage supply
Disconnect wiring harness plug from multitimer U25 Ignition ON
Measure voltage of multitimer wiring harness plug U25/terminal 25 to groundgreater than 11.5 V
Yes: T05No: E03
T05Check multitimer voltage supply
Disconnect wiring harness plug from multitimer U25
Measure voltage of multitimer wiring harness plug U25/terminal 37 to groundgreater than 11.5 V
Yes: T06No: E04
T06Check multitimer voltage supply
Disconnect wiring harness plug from multitimer U25
Measure resistance of multitimer wiring harness plug U25/terminal 32 to groundlower than 2 Ω
Yes: B-01No: E05
A, Main check diagnosis
No.Result
E01Replace defective fuse, if it is certain that no short circuit is present.
E02Defective lead between multitimer U25/terminal 31 and fuse F22 output.
E03Defective lead between multitimer U25/terminal 25 and fuse F29 output.
E04Defective lead between multitimer U25/terminal 37 and fuse FV3 output.
E05Defective lead between multitimer U25/terminal 32 and ground.