IG key OFF.
Disconnect 'GLOW RELAY'.
Check resistance between 'SNSR 3 FUSE 10A' (85) terminal and 'GLOW relay control (86)' terminal of 'GLOW RELAY' harness connector. (Measurement 1)
Specification : 75 ~ 85 Ω (20℃)
Supplies random 12V power to 'SNSR 3 FUSE 10A' (85) terminal and ground to 'GLOW relay control' (86) terminal ('GLOW RELAY' component side).
Check resistance between 'GLOW FUSE 10A' (30) terminal and 'GLOW COMPRESSOR' (87) terminal of 'A/C RELAY' component side. (Measurement 2)
Specification : Operates then, OFF corresponding to engine coolant temperature as soon as IG Key "ON".
(Relay control changes to OFF after 28% duty contol when engine temp. is 50℃)
Is the measured value within specification?
![]() | ▶ Go to "Component Inspection" procedure. |
![]() | ▶ Replaces GLOW RELAY, and go to "Verification of Vehicle Repair" procedure. |