Ignition Switch

Disconnect electrical connector from ignition switch on the steering column upper bracket. See Fig 1. Note ignition switch electrical terminal identification and ignition lock cylinder positions. See Fig 2.
Using DVOM, check that continuity is as specified between indicated ignition switch electrical terminals in relation to ignition lock cylinder position. See Fig 2. See IGNITION SWITCH CONTINUITY table. Replace ignition switch if defective.

IGNITION SWITCH CONTINUITY

Switch Position

Check Between Terminals

Specification

LOCK

⁽¹⁾ Open

ACC

2 & 3

Continuity

2, 3 & 4; 6 & 7

Continuity

START

1, 2 & 4; 6, 7 & 8

Continuity

⁽¹⁾	There should be no continuity between any terminals.

Fig 1: Locating Ignition Switch & Key Unlock Warning Switch

Fig 2: Ignition Switch Terminals & Ignition Lock Cylinder Positions