. T h e C o m m u n i c a t i o n L i n e C h e c k ( t h e c o o l a n t t e m p e r a t u r e s i g n a l l i n e b e t w e e n t h e g a u g e a n d E C M )

NOTE: Indicators are also controlled via the communication line.

Entering the self-diagnosis f unction:

Before doing the self-diagnosis function, check the No. 9 (10A) fuse in the under-hood fuse/relay box and No. 10 {7.5A)

fuse in the under'dash fuse/relay box.

1. Push and hold the trip/reset button.

2 . T u r n t h e l i g h t i n g s w i t c h O N .

3 . T u r n t h e i g n i t i o n s w i t c h O N ( l l ) .

4 . W i t h i n 5 s e c . , t u r n t h e l i g h t i n g s w i t c h O F F , t h e n O N a n d O F F a g a i n .

5. Within 5 sec., release the trip/reset button, then push and release the button four times reDeatedlv.

NOTE:

. While in the self-diagnosis mode, the dash lights brightness controller operates normally.

' W h i l e i n t h e s e l f - d i a g n o s i s m o d e , t h e t r i p / r e s e t b u t t o n i s u s e d t o s t a r t t h e b e e p e r d r i v e c i r c u i t c h e c k a n d t h e g a u g e

drive cicuit check.

. lf the vehicle speed exceeds 1.2 mph 12 km/h) orthe ignition switch is tu rned OFF, the self,diag nosis mode ends.

oN flrl

lgnition

Switch

Lighting

Switch

Trip/Reset

Switch

Move to selt-diagnosis mode.

5 sec.

The Beeper Drive Circuit Check: