S0607900C
Page 6
Transmission Error Codes (ZF)
DISPLAY DURING OPERATION
Symbol Meaning Remarks
1F, 1R
2F, 2R
3F, 3R
4F
5F
6F
LF, LR
Actual gear and direction.
Left digit shows actual gear.
Right digit shows actual direction.
Limp home gear.
---------------
F or R, no gear Clutch Cut Off. ---------------
F or R flashing Only 6WG.
Direction F or R selected while turbine
speed is too high.
CAUTION:
Gear will engage if turbine
speed drops.
---------------
NN Not neutral, waiting for neutral after
power up or a severe fault.
Go engage a gear, first move shift selector to
neutral position and again to F or R position.
** Oil temperature too low, no gear
available.
Warm up engine / transmission.
*N Oil temperature low, only one gear
available.
Warm up engine / transmission.
1 bar (special
symbol)
Manual mode 1. gear. ---------------
2 bars Manual mode 2. gear. ---------------
3 bars Manual mode 3. gear. ---------------
4 bars Manual mode 4. gear. ---------------
4 bars and 2
arrows
Automatic mode. ---------------
Bars flashing 6 WG: converter lockup clutch open.
4 WG: Downshift mode active.
Difference of engine and turbine speed above a
certain limit and lockup clutch not activated.
Spanner At least one fault active. Select neutral to get fault code displayed.
Fault code See fault code list (See page 10). ---------------
WS Warning sump temperature. Changes between actual gear/direction while
driving, in neutral only displayed if no fault is
detected (spanner).
WR Warning retarder temperature. Changes between actual gear/direction while
driving, in neutral only displayed if no fault is
detected (spanner).
WE Warning high engine speed. Changes between actual gear/direction while
driving, in neutral only displayed if no fault is
detected (spanner).
PN Direction F or R selected while parking
brake engaged.
Transmission in neutral until parking brake is
released.
CAUTION
: Vehicle starts to move after release of
parking brake.
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