mazda Workshop Repair Guides

Mazda Workshop Service and Repair Manuals

Compressor Control (A/C Relay Signal) Inspection|Page 4451 > < Compressor Control (A/C Relay Signal) Inspection|Page 4449
Page 5
background image

B+: Battery positive voltage

Action
1.  Turn the ignition switch ON.

2.  Measure the voltage at the following terminal wires of the A/C amplifier connector.
3.  If all terminal voltages are OK, replace the A/C amplifier.

Idle-Up Signal Control Inspection

Idle-up Signal Control Inspection

Step 1

A/C amplifier terminal voltage inspection
1 .  Turn the ignition switch ON and press the AUTO switch ON.
2.  Set the blower switch at manual 1st speed.

Compressor Control (A/C Relay Signal) Inspection|Page 4451 > < Compressor Control (A/C Relay Signal) Inspection|Page 4449