SAAB WIS ONLINE

Fault diagnosis on basis of fault symptoms (MIU 2)

Fault diagnosis on basis of fault symptoms (MIU 2)

Fault symptom

Fault diagnosis diagram

Page

Trip meter zeroized each time ignition is switched on

Checking the +30 power supply



Speedometer needle does not move Odometer and trip meter stationary Radio AVC adjustment does not work ABS (ANTI LOCK) warning lamp lights up erroneously

Checking the speedometer and odometer



Tachometer needle does not move

Checking the tachometer



Turbo pressure gauge needle stands still at zero or maximum

Checking the turbo pressure gauge (turbo/APC)



The fuel gauge shows empty

Checking the fuel gauge



The temperature gauge always indicates too low a temperature L.

Checking the temperature gauge



No indicator or warning lamp lights up when activated

Checking the indicator and warning lamps



The charging indicator lamp does not light up when ignition switch is turned to Drive position.

Checking the charging indicator lamp



Low fuel warning lamp does not light up when ignition switch is turned to Drive position.

Checking the low fuel warning lamp



The handbrake warning lamp does not light up when handbrake is applied. The central warning lamp does not light up when car speed exceeds 5 km/h with the handbrake on.

Checking the handbrake warning lamp



Low brake fluid warning lamp does not light up when ignition switch is turned to Drive position.

Checking the low brake fluid warning lamp



Oil pressure warning lamp does not light up when ignition switch is turned to Drive position.

Checking the oil pressure warning lamp



ABS (ANTI LOCK) warning lamp does not light up when ignition switch is turned to Drive position.

Checking the ABS (ANTI LOCK) warning lamp



Airbag SRS 1 warning lamp does not light up when ignition switch is turned to Drive position.

Checking airbag warning lamp 1 (SRS lamp)



Central warning lamp does not light up when ignition switch is turned to Drive position.

Checking airbag warning lamp 2



Instrument lighting for the tachometer, tank/temp/turbo gauges and speedometer does not come on, nor do the central warning and INFO DISPL lamps light up.

Checking the instrument lighting



The light control does not work The odometer display lighting does not work

Checking the odometer display lighting