Compressor controls – fault diagnosis

COMPRESSOR CONTROLS – FAULT DIAGNOSIS

Cc CY Sm

[2] o A CONDITIONS e Ignition Switch Position: Il eo Engine On ® Fan Speed Switch X101 Position: | Front A/C Evaporator ® Front A/C Switch Temperature Switch On RESULTS Less than 2 ohms

(59) GOTOTESTC PROBLEM CAUSE

- YB Wire - Front A/C Evaporator

Test B

| Diesel CONDITIONS ® Ignition Switch Position: 0 NG RESULTS QO PD BAT VOLT K108 Compressor Clutch Relay

(5) PROBLEM CAUSE - F3 Fuse - NG Wire

EB | ELECTRICAL TROUBLESHOOTING MANUAL

RO10002

C2077

Wire

Temperature Switch

R050001

a0] Bra) g ya