Page 258 - Workshop Manual - Tunland (2017)

04-120 DIAGNOSTICS - REVERSE RADAR SYSTEM

Diagnostic steps

1 . Check fuse

(a) Ignition Switch: OFF.
(b) Turn on interior fuse box (C037).
(c) Pull out reverse radar fuse: F31 (7.5A).
04
CAUTION
Dismantle of the fuse needs special fuse detacher, don’t pull it out with hands directly
in order to avoid damages.

(d) Check interior fuse box (C037) fuse: F31
(7.5A).

Check whether the result is normal?

Yes> go to step 2
No> replace fuse

2 . Check reverse switch
(a) Ignition Switch: OFF.
(b) Disconnect reverse switch connector K002.

(c) Use multimeter to measure the pin 1 and pin
2 of the reverse switch.
Standard resistance

Conditions Multimeter Specified
connection value
stitch
Place in
1 - 2 ＜2Ω
reverse gear
Retreat from
1 - 2 ≥1 MΩ
reserve gear