Opel Frontera UBS. Manual - part 1704

 

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Opel Frontera UBS. Manual - part 1704

 

 

8D–494

WIRING SYSTEM

TURN THE STARTER SWITCH ON
IS BATTERY VOLTAGE APPLIED BETWEEN 2   S-4   AND
THE GROUND?

YES

IS   B-2   (OR   B-1  ) GROUNDED SECURELY?

REFER TO ITEM No. 5 “POWER SOURCE
CIRCUIT DIAGNOSIS” IN THIS DIAGNOSIS

NO

YES

IS THERE ANY CONTINUITY BETWEEN 3   S-5   - 1   L-1
(6   S-5   - 3   L-1   )?

REPAIR OR REPLACE THE SWITCH

NO

YES

IS THE SUN ROOF SWITCH NORMAL?

GROUND IT SECURELY

NO

YES

IS THERE ANY CONTINUITY BETWEEN 2   L-1   -   B-2   (OR   B-1  )?

REPAIR A POOR CONNECTION OF THE CONNECTORS

OR AN OPEN  CIRCUIT IN THE CIRCUIT

NO

YES

CONNECT THE BATTERY (+) TERMINAL TO THE SUN
ROOF MOTOR SIDE CONNECTOR TERMINAL 1   S-3
(2   S-3   ) AND THE (–) TERMINAL TO 2   S-3   (1   S-3   )
DOES THE MOTOR ROTATE?

NO

REPAIR A POOR CONNECTION OF THE CONNECTORS
OR AN OPEN CIRCUIT IN THE CIRCUIT

YES

IS THERE ANY CONTINUITY BETWEEN THE HARNESS
SIDE CONNECTOR TERMINALS 1   S-3   - 2   S-3   ?

REPAIR OR REPLACE THE MOTOR

NO

YES

IS THERE ANY CONTINUITY BETWEEN 4   S-5   -   B-2   (OR   B-1  )?

REPAIR A POOR CONNECTION OF THE CONNECTORS

OR AN OPEN CIRCUIT IN THE CIRCUIT

NO

A

1.

Sun Roof Does Not Open

2.

Sun Roof Does Not Close

WIRING SYSTEM

8D–495

YES

REPLACE THE CONTROL UNIT

REPAIR A POOR CONNECTION OF THE CONNECTORS
OR AN OPEN CIRCUIT IN THE CIRCUIT

NO

A

IS THE CONTINUITY IN THE SAFETY STOP SWITCH
NORMAL?

YES

IS THERE ANY CONTINUITY BETWEEN 5   S-5   - 3   S-2   ?

REPAIR OR REPLACE THE SWITCH

NO

YES

REPAIR AN OPEN CIRCUIT BETWEEN 1   S-2   AND THE
GROUND OR GROUND IT SECURELY

REPAIR A POOR CONNECTION OF THE CONNECTORS
OR AN OPEN CIRCUIT IN THE CIRCUIT

NO

IS THE CONTINUITY IN THE LIMIT SWITCH NORMAL?

YES

IS THERE ANY CONTINUITY BETWEEN 5   S-5   - 3   S-2   ?

REPAIR OR REPLACE THE SWITCH

NO

YES

REPAIR A POOR CONNECTION OF THE CONNECTORS
OR AN OPEN CIRCUIT IN THE CIRCUIT

NO

REPAIR A POOR CONNECTION OF THE CONNECTORS OR
AN OPEN CIRCUIT BETWEEN 1  S-2   -   B-2   (OR   B-1  )

3.

Safety Stop Mechanism Does Not Operate Before Sun Roof Closes Completely

4.

Limit Switch Mechanism Does Not Operate Before Sun Roof Open Completely

8D–496

WIRING SYSTEM

IS THERE ANY CONTINUITY BETWEEN THE TERMINALS
OF C/B-2 (30A)?

YES

IS FUSE C-4 (15A) NORMAL?

PUSH IN THE RESET BUTTON OF CIRCUIT BREAKER
AND CHECK THE CONTINUITY AGAIN
IF THERE IS NO CONTINUITY AFTER PUSHING RESET
BUTTON, REPLACE IT WITH NEW ONE

NO

YES

IS THE POWER WINDOW RELAY NORMAL?

REPLACE THE FUSE

NO

YES

TURN THE STARTER SWITCH ON
IS THE BATTERY VOLTAGE APPLIED BETWEEN 1   B-37   
AND THE GROUND OR 2  B-37  AND THE GROUND?

NO

REPLACE THE RELAY

YES

REPAIR A POOR CONNECTION OF THE CONNECTORS
OR AN OPEN CIRCUIT BETWEEN 3   B-37   AND   B-19  (OR  B-18 )

GROUND IT SECURELY

NO

YES

IS   B-19  (OR  B-18 ) GROUNDED SECURELY?

NO

REPAIR A POOR CONNECTION OF THE CONNECTORS
OR AN OPEN CIRCUIT BETWEEN FUSE C-4 (10A) AND
1   B-37   OR 1   H-14   AND 2   B-37

5.

Power Source Circuit Diagnosis

WIRING SYSTEM

8D–497

Seat Heater

General Description

The circuit consists of seat heater switch and seat
heater unit.
Seat heater unit is incorporated into front seats.
To prevent from being overheated, seat heater unit
has thermostat.

 

 

 

 

 

 

 

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