Page 265 - Workshop Manual - Tunland (2017)

DIAGNOSTICS - REVERSE RADAR SYSTEM 04-127

Diagnostic steps

1 . Check reverse lamp switch

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

(c) Check reverse switch 04
Standard resistance（short circuit or not）

Conditions Multimeter Specified
connection value
stitch

Place in
1 - 2 ＜2Ω
reverse gear
Retreat from
1 - 2 ≥1MΩ
reserve gear

Check whether the result is normal?

Yes> go to step 2
No> replace reverse switch

2 . Check reverse radar controller

(a) Ignition Switch: OFF.
(b) Disconnect reverse radar controller connector C035.
(c) Replacement new reverse radar controller. (Refer to Chapter 81. Information system
- reverse radar, replacement of reverse radar controller)
CAUTION

Replacement of reverse radar controller needs to select the controller of the same
size and model.

Check whether the result is normal or not?
Yes>Replacement reverse radar controller)
No> Troubleshooting from other ways.